Home / 118,098,015.30-162,975,363.30-65,887,061.76

Finding the Fourth Proportional to 118,098,015.30, 162,975,363.30 and 65,887,061.76

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Solution

The fourth proportional to 118,098,015.30, 162,975,363.30 and 65,887,061.76 is: 90,924,202.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,015.30 : 162,975,363.30 = 65,887,061.76 : x
  2. Step 2: Convert to fraction form
    118,098,015.30/162,975,363.30 = 65,887,061.76/x
  3. Step 3: Cross multiply
    118,098,015.30x = 162,975,363.30 × 65,887,061.76
  4. Step 4: Simplify right side
    118,098,015.30x = 10,737,967,827,105,538
  5. Step 5: Solve for x
    x = 10,737,967,827,105,538/118,098,015.30
  6. Step 6: Final answer
    x = 90,924,202.24

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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.