Home / 89,215,348.76-123,119,304.18-50,060,021.48

Finding the Fourth Proportional to 89,215,348.76, 123,119,304.18 and 50,060,021.48

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Solution

The fourth proportional to 89,215,348.76, 123,119,304.18 and 50,060,021.48 is: 69,084,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,215,348.76 : 123,119,304.18 = 50,060,021.48 : x
  2. Step 2: Convert to fraction form
    89,215,348.76/123,119,304.18 = 50,060,021.48/x
  3. Step 3: Cross multiply
    89,215,348.76x = 123,119,304.18 × 50,060,021.48
  4. Step 4: Simplify right side
    89,215,348.76x = 6,163,355,011,853,454
  5. Step 5: Solve for x
    x = 6,163,355,011,853,454/89,215,348.76
  6. Step 6: Final answer
    x = 69,084,020.83

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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.