Home / 65,884,808.90-90,924,387.10-37,997,150.42

Finding the Fourth Proportional to 65,884,808.90, 90,924,387.10 and 37,997,150.42

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Solution

The fourth proportional to 65,884,808.90, 90,924,387.10 and 37,997,150.42 is: 52,438,000.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,884,808.90 : 90,924,387.10 = 37,997,150.42 : x
  2. Step 2: Convert to fraction form
    65,884,808.90/90,924,387.10 = 37,997,150.42/x
  3. Step 3: Cross multiply
    65,884,808.90x = 90,924,387.10 × 37,997,150.42
  4. Step 4: Simplify right side
    65,884,808.90x = 3,454,867,613,485,007.50
  5. Step 5: Solve for x
    x = 3,454,867,613,485,007.50/65,884,808.90
  6. Step 6: Final answer
    x = 52,438,000.07

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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.