Home / 72,982,857.52-100,179,856.14-64,537,888.24

Finding the Fourth Proportional to 72,982,857.52, 100,179,856.14 and 64,537,888.24

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Solution

The fourth proportional to 72,982,857.52, 100,179,856.14 and 64,537,888.24 is: 88,587,876.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,982,857.52 : 100,179,856.14 = 64,537,888.24 : x
  2. Step 2: Convert to fraction form
    72,982,857.52/100,179,856.14 = 64,537,888.24/x
  3. Step 3: Cross multiply
    72,982,857.52x = 100,179,856.14 × 64,537,888.24
  4. Step 4: Simplify right side
    72,982,857.52x = 6,465,396,359,462,598
  5. Step 5: Solve for x
    x = 6,465,396,359,462,598/72,982,857.52
  6. Step 6: Final answer
    x = 88,587,876.37

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.