Home / 534,577,475.20-801,866,212.80-319,586,627.20

Finding the Fourth Proportional to 534,577,475.20, 801,866,212.80 and 319,586,627.20

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Solution

The fourth proportional to 534,577,475.20, 801,866,212.80 and 319,586,627.20 is: 479,379,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,577,475.20 : 801,866,212.80 = 319,586,627.20 : x
  2. Step 2: Convert to fraction form
    534,577,475.20/801,866,212.80 = 319,586,627.20/x
  3. Step 3: Cross multiply
    534,577,475.20x = 801,866,212.80 × 319,586,627.20
  4. Step 4: Simplify right side
    534,577,475.20x = 256,265,718,414,389,440
  5. Step 5: Solve for x
    x = 256,265,718,414,389,440/534,577,475.20
  6. Step 6: Final answer
    x = 479,379,940.80

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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.