Home / 393,141,446.46-589,713,008.94-159,807,477.71

Finding the Fourth Proportional to 393,141,446.46, 589,713,008.94 and 159,807,477.71

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Solution

The fourth proportional to 393,141,446.46, 589,713,008.94 and 159,807,477.71 is: 239,711,557.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,141,446.46 : 589,713,008.94 = 159,807,477.71 : x
  2. Step 2: Convert to fraction form
    393,141,446.46/589,713,008.94 = 159,807,477.71/x
  3. Step 3: Cross multiply
    393,141,446.46x = 589,713,008.94 × 159,807,477.71
  4. Step 4: Simplify right side
    393,141,446.46x = 94,240,548,528,527,536
  5. Step 5: Solve for x
    x = 94,240,548,528,527,536/393,141,446.46
  6. Step 6: Final answer
    x = 239,711,557.70

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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.