Home / 358,545,049.29-537,836,644.98-112,920,892.29

Finding the Fourth Proportional to 358,545,049.29, 537,836,644.98 and 112,920,892.29

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Solution

The fourth proportional to 358,545,049.29, 537,836,644.98 and 112,920,892.29 is: 169,387,344.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,545,049.29 : 537,836,644.98 = 112,920,892.29 : x
  2. Step 2: Convert to fraction form
    358,545,049.29/537,836,644.98 = 112,920,892.29/x
  3. Step 3: Cross multiply
    358,545,049.29x = 537,836,644.98 × 112,920,892.29
  4. Step 4: Simplify right side
    358,545,049.29x = 60,732,993,857,401,552
  5. Step 5: Solve for x
    x = 60,732,993,857,401,552/358,545,049.29
  6. Step 6: Final answer
    x = 169,387,344.71

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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.