Home / 141,547,505.28-212,222,547.78-62,721,140.02

Finding the Fourth Proportional to 141,547,505.28, 212,222,547.78 and 62,721,140.02

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Solution

The fourth proportional to 141,547,505.28, 212,222,547.78 and 62,721,140.02 is: 94,037,970.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,547,505.28 : 212,222,547.78 = 62,721,140.02 : x
  2. Step 2: Convert to fraction form
    141,547,505.28/212,222,547.78 = 62,721,140.02/x
  3. Step 3: Cross multiply
    141,547,505.28x = 212,222,547.78 × 62,721,140.02
  4. Step 4: Simplify right side
    141,547,505.28x = 13,310,840,134,710,520
  5. Step 5: Solve for x
    x = 13,310,840,134,710,520/141,547,505.28
  6. Step 6: Final answer
    x = 94,037,970.56

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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.