Home / 80,476,047.30-111,050,613.46-45,668,737.62

Finding the Fourth Proportional to 80,476,047.30, 111,050,613.46 and 45,668,737.62

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Solution

The fourth proportional to 80,476,047.30, 111,050,613.46 and 45,668,737.62 is: 63,019,264.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,476,047.30 : 111,050,613.46 = 45,668,737.62 : x
  2. Step 2: Convert to fraction form
    80,476,047.30/111,050,613.46 = 45,668,737.62/x
  3. Step 3: Cross multiply
    80,476,047.30x = 111,050,613.46 × 45,668,737.62
  4. Step 4: Simplify right side
    80,476,047.30x = 5,071,541,328,644,780
  5. Step 5: Solve for x
    x = 5,071,541,328,644,780/80,476,047.30
  6. Step 6: Final answer
    x = 63,019,264.72

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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.