Home / 111,789,960.48-167,700,687-38,996,124.72

Finding the Fourth Proportional to 111,789,960.48, 167,700,687 and 38,996,124.72

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Solution

The fourth proportional to 111,789,960.48, 167,700,687 and 38,996,124.72 is: 58,499,679.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,789,960.48 : 167,700,687 = 38,996,124.72 : x
  2. Step 2: Convert to fraction form
    111,789,960.48/167,700,687 = 38,996,124.72/x
  3. Step 3: Cross multiply
    111,789,960.48x = 167,700,687 × 38,996,124.72
  4. Step 4: Simplify right side
    111,789,960.48x = 6,539,676,905,881,682
  5. Step 5: Solve for x
    x = 6,539,676,905,881,682/111,789,960.48
  6. Step 6: Final answer
    x = 58,499,679.92

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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.