Home / 88,584,032.30-132,876,048.45-81,417,670.70

Finding the Fourth Proportional to 88,584,032.30, 132,876,048.45 and 81,417,670.70

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Solution

The fourth proportional to 88,584,032.30, 132,876,048.45 and 81,417,670.70 is: 122,126,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,584,032.30 : 132,876,048.45 = 81,417,670.70 : x
  2. Step 2: Convert to fraction form
    88,584,032.30/132,876,048.45 = 81,417,670.70/x
  3. Step 3: Cross multiply
    88,584,032.30x = 132,876,048.45 × 81,417,670.70
  4. Step 4: Simplify right side
    88,584,032.30x = 10,818,458,356,619,346
  5. Step 5: Solve for x
    x = 10,818,458,356,619,346/88,584,032.30
  6. Step 6: Final answer
    x = 122,126,506.05

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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.