Home / 3,016,414,341.11-4,163,228,110.09-1,997,342,337.66

Finding the Fourth Proportional to 3,016,414,341.11, 4,163,228,110.09 and 1,997,342,337.66

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Solution

The fourth proportional to 3,016,414,341.11, 4,163,228,110.09 and 1,997,342,337.66 is: 2,756,714,040.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,414,341.11 : 4,163,228,110.09 = 1,997,342,337.66 : x
  2. Step 2: Convert to fraction form
    3,016,414,341.11/4,163,228,110.09 = 1,997,342,337.66/x
  3. Step 3: Cross multiply
    3,016,414,341.11x = 4,163,228,110.09 × 1,997,342,337.66
  4. Step 4: Simplify right side
    3,016,414,341.11x = 8,315,391,765,618,984,960
  5. Step 5: Solve for x
    x = 8,315,391,765,618,984,960/3,016,414,341.11
  6. Step 6: Final answer
    x = 2,756,714,040.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.