Home / 522,895,320.65-784,159,666.62-154,331,932.97

Finding the Fourth Proportional to 522,895,320.65, 784,159,666.62 and 154,331,932.97

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Solution

The fourth proportional to 522,895,320.65, 784,159,666.62 and 154,331,932.97 is: 231,443,794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,895,320.65 : 784,159,666.62 = 154,331,932.97 : x
  2. Step 2: Convert to fraction form
    522,895,320.65/784,159,666.62 = 154,331,932.97/x
  3. Step 3: Cross multiply
    522,895,320.65x = 784,159,666.62 × 154,331,932.97
  4. Step 4: Simplify right side
    522,895,320.65x = 121,020,877,102,654,592
  5. Step 5: Solve for x
    x = 121,020,877,102,654,592/522,895,320.65
  6. Step 6: Final answer
    x = 231,443,794.44

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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.