Home / 118,098,020.93-162,975,371.04-65,887,067.34

Finding the Fourth Proportional to 118,098,020.93, 162,975,371.04 and 65,887,067.34

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Solution

The fourth proportional to 118,098,020.93, 162,975,371.04 and 65,887,067.34 is: 90,924,209.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,020.93 : 162,975,371.04 = 65,887,067.34 : x
  2. Step 2: Convert to fraction form
    118,098,020.93/162,975,371.04 = 65,887,067.34/x
  3. Step 3: Cross multiply
    118,098,020.93x = 162,975,371.04 × 65,887,067.34
  4. Step 4: Simplify right side
    118,098,020.93x = 10,737,969,246,473,966
  5. Step 5: Solve for x
    x = 10,737,969,246,473,966/118,098,020.93
  6. Step 6: Final answer
    x = 90,924,209.93

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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.