Home / 3,621,672,010.90-5,432,508,016.35-3,449,485,126.90

Finding the Fourth Proportional to 3,621,672,010.90, 5,432,508,016.35 and 3,449,485,126.90

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Solution

The fourth proportional to 3,621,672,010.90, 5,432,508,016.35 and 3,449,485,126.90 is: 5,174,227,690.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,672,010.90 : 5,432,508,016.35 = 3,449,485,126.90 : x
  2. Step 2: Convert to fraction form
    3,621,672,010.90/5,432,508,016.35 = 3,449,485,126.90/x
  3. Step 3: Cross multiply
    3,621,672,010.90x = 5,432,508,016.35 × 3,449,485,126.90
  4. Step 4: Simplify right side
    3,621,672,010.90x = 18,739,355,604,164,349,952
  5. Step 5: Solve for x
    x = 18,739,355,604,164,349,952/3,621,672,010.90
  6. Step 6: Final answer
    x = 5,174,227,690.35

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Half scale
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Double scale
Find fourth proportional to 3,621,672,011.90, 5,432,508,017.85 and 3,449,485,127.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.