Home / 83,997,664.60-125,996,496.90-71,668,233.40

Finding the Fourth Proportional to 83,997,664.60, 125,996,496.90 and 71,668,233.40

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Solution

The fourth proportional to 83,997,664.60, 125,996,496.90 and 71,668,233.40 is: 107,502,350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,997,664.60 : 125,996,496.90 = 71,668,233.40 : x
  2. Step 2: Convert to fraction form
    83,997,664.60/125,996,496.90 = 71,668,233.40/x
  3. Step 3: Cross multiply
    83,997,664.60x = 125,996,496.90 × 71,668,233.40
  4. Step 4: Simplify right side
    83,997,664.60x = 9,029,946,347,411,578
  5. Step 5: Solve for x
    x = 9,029,946,347,411,578/83,997,664.60
  6. Step 6: Final answer
    x = 107,502,350.10

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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.