Home / 284,060,434.56-391,999,528.80-158,614,568.16

Finding the Fourth Proportional to 284,060,434.56, 391,999,528.80 and 158,614,568.16

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Solution

The fourth proportional to 284,060,434.56, 391,999,528.80 and 158,614,568.16 is: 218,885,942.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,060,434.56 : 391,999,528.80 = 158,614,568.16 : x
  2. Step 2: Convert to fraction form
    284,060,434.56/391,999,528.80 = 158,614,568.16/x
  3. Step 3: Cross multiply
    284,060,434.56x = 391,999,528.80 × 158,614,568.16
  4. Step 4: Simplify right side
    284,060,434.56x = 62,176,835,979,535,480
  5. Step 5: Solve for x
    x = 62,176,835,979,535,480/284,060,434.56
  6. Step 6: Final answer
    x = 218,885,942.62

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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.