Home / 257,732,001.92-386,634,319.14-82,796,377.24

Finding the Fourth Proportional to 257,732,001.92, 386,634,319.14 and 82,796,377.24

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Solution

The fourth proportional to 257,732,001.92, 386,634,319.14 and 82,796,377.24 is: 124,206,232.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,732,001.92 : 386,634,319.14 = 82,796,377.24 : x
  2. Step 2: Convert to fraction form
    257,732,001.92/386,634,319.14 = 82,796,377.24/x
  3. Step 3: Cross multiply
    257,732,001.92x = 386,634,319.14 × 82,796,377.24
  4. Step 4: Simplify right side
    257,732,001.92x = 32,011,920,941,445,988
  5. Step 5: Solve for x
    x = 32,011,920,941,445,988/257,732,001.92
  6. Step 6: Final answer
    x = 124,206,232.45

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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.