Home / 79,841,700.72-119,711,059.92-31,324,458.24

Finding the Fourth Proportional to 79,841,700.72, 119,711,059.92 and 31,324,458.24

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Solution

The fourth proportional to 79,841,700.72, 119,711,059.92 and 31,324,458.24 is: 46,966,485.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,841,700.72 : 119,711,059.92 = 31,324,458.24 : x
  2. Step 2: Convert to fraction form
    79,841,700.72/119,711,059.92 = 31,324,458.24/x
  3. Step 3: Cross multiply
    79,841,700.72x = 119,711,059.92 × 31,324,458.24
  4. Step 4: Simplify right side
    79,841,700.72x = 3,749,884,097,330,177.50
  5. Step 5: Solve for x
    x = 3,749,884,097,330,177.50/79,841,700.72
  6. Step 6: Final answer
    x = 46,966,485.73

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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.