Home / 111,702,001.35-167,553,002.03-77,264,624.55

Finding the Fourth Proportional to 111,702,001.35, 167,553,002.03 and 77,264,624.55

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Solution

The fourth proportional to 111,702,001.35, 167,553,002.03 and 77,264,624.55 is: 115,896,936.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,702,001.35 : 167,553,002.03 = 77,264,624.55 : x
  2. Step 2: Convert to fraction form
    111,702,001.35/167,553,002.03 = 77,264,624.55/x
  3. Step 3: Cross multiply
    111,702,001.35x = 167,553,002.03 × 77,264,624.55
  4. Step 4: Simplify right side
    111,702,001.35x = 12,945,919,793,687,014
  5. Step 5: Solve for x
    x = 12,945,919,793,687,014/111,702,001.35
  6. Step 6: Final answer
    x = 115,896,936.83

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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.