Home / 284,173,154.87-392,154,814.28-158,727,135.83

Finding the Fourth Proportional to 284,173,154.87, 392,154,814.28 and 158,727,135.83

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Solution

The fourth proportional to 284,173,154.87, 392,154,814.28 and 158,727,135.83 is: 219,041,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,173,154.87 : 392,154,814.28 = 158,727,135.83 : x
  2. Step 2: Convert to fraction form
    284,173,154.87/392,154,814.28 = 158,727,135.83/x
  3. Step 3: Cross multiply
    284,173,154.87x = 392,154,814.28 × 158,727,135.83
  4. Step 4: Simplify right side
    284,173,154.87x = 62,245,610,471,046,024
  5. Step 5: Solve for x
    x = 62,245,610,471,046,024/284,173,154.87
  6. Step 6: Final answer
    x = 219,041,135.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.