Home / 52,452,001.70-78,678,002.55-49,092,769.70

Finding the Fourth Proportional to 52,452,001.70, 78,678,002.55 and 49,092,769.70

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Solution

The fourth proportional to 52,452,001.70, 78,678,002.55 and 49,092,769.70 is: 73,639,154.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,452,001.70 : 78,678,002.55 = 49,092,769.70 : x
  2. Step 2: Convert to fraction form
    52,452,001.70/78,678,002.55 = 49,092,769.70/x
  3. Step 3: Cross multiply
    52,452,001.70x = 78,678,002.55 × 49,092,769.70
  4. Step 4: Simplify right side
    52,452,001.70x = 3,862,521,059,643,163
  5. Step 5: Solve for x
    x = 3,862,521,059,643,163/52,452,001.70
  6. Step 6: Final answer
    x = 73,639,154.55

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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.