Home / 97,117,431.60-145,676,147.40-53,965,997.04

Finding the Fourth Proportional to 97,117,431.60, 145,676,147.40 and 53,965,997.04

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Solution

The fourth proportional to 97,117,431.60, 145,676,147.40 and 53,965,997.04 is: 80,948,995.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,117,431.60 : 145,676,147.40 = 53,965,997.04 : x
  2. Step 2: Convert to fraction form
    97,117,431.60/145,676,147.40 = 53,965,997.04/x
  3. Step 3: Cross multiply
    97,117,431.60x = 145,676,147.40 × 53,965,997.04
  4. Step 4: Simplify right side
    97,117,431.60x = 7,861,558,539,387,004
  5. Step 5: Solve for x
    x = 7,861,558,539,387,004/97,117,431.60
  6. Step 6: Final answer
    x = 80,948,995.56

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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.