Home / 19,341,780,015.80-29,012,670,023.70-15,133,334,166.20

Finding the Fourth Proportional to 19,341,780,015.80, 29,012,670,023.70 and 15,133,334,166.20

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Solution

The fourth proportional to 19,341,780,015.80, 29,012,670,023.70 and 15,133,334,166.20 is: 22,700,001,249.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,341,780,015.80 : 29,012,670,023.70 = 15,133,334,166.20 : x
  2. Step 2: Convert to fraction form
    19,341,780,015.80/29,012,670,023.70 = 15,133,334,166.20/x
  3. Step 3: Cross multiply
    19,341,780,015.80x = 29,012,670,023.70 × 15,133,334,166.20
  4. Step 4: Simplify right side
    19,341,780,015.80x = 439,058,430,522,345,783,296
  5. Step 5: Solve for x
    x = 439,058,430,522,345,783,296/19,341,780,015.80
  6. Step 6: Final answer
    x = 22,700,001,249.30

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Double scale
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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.