Home / 159,547,092.31-239,345,382.53-67,431,218.18

Finding the Fourth Proportional to 159,547,092.31, 239,345,382.53 and 67,431,218.18

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Solution

The fourth proportional to 159,547,092.31, 239,345,382.53 and 67,431,218.18 is: 101,157,285.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,547,092.31 : 239,345,382.53 = 67,431,218.18 : x
  2. Step 2: Convert to fraction form
    159,547,092.31/239,345,382.53 = 67,431,218.18/x
  3. Step 3: Cross multiply
    159,547,092.31x = 239,345,382.53 × 67,431,218.18
  4. Step 4: Simplify right side
    159,547,092.31x = 16,139,350,709,418,836
  5. Step 5: Solve for x
    x = 16,139,350,709,418,836/159,547,092.31
  6. Step 6: Final answer
    x = 101,157,285.14

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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.