Home / 284,626,020.96-392,826,036.96-180,213,780.96

Finding the Fourth Proportional to 284,626,020.96, 392,826,036.96 and 180,213,780.96

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Solution

The fourth proportional to 284,626,020.96, 392,826,036.96 and 180,213,780.96 is: 248,721,691.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,626,020.96 : 392,826,036.96 = 180,213,780.96 : x
  2. Step 2: Convert to fraction form
    284,626,020.96/392,826,036.96 = 180,213,780.96/x
  3. Step 3: Cross multiply
    284,626,020.96x = 392,826,036.96 × 180,213,780.96
  4. Step 4: Simplify right side
    284,626,020.96x = 70,792,665,380,094,304
  5. Step 5: Solve for x
    x = 70,792,665,380,094,304/284,626,020.96
  6. Step 6: Final answer
    x = 248,721,691.51

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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.