Home / 89,704,957.21-134,348,357.70-86,598,081.92

Finding the Fourth Proportional to 89,704,957.21, 134,348,357.70 and 86,598,081.92

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Solution

The fourth proportional to 89,704,957.21, 134,348,357.70 and 86,598,081.92 is: 129,695,286.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,704,957.21 : 134,348,357.70 = 86,598,081.92 : x
  2. Step 2: Convert to fraction form
    89,704,957.21/134,348,357.70 = 86,598,081.92/x
  3. Step 3: Cross multiply
    89,704,957.21x = 134,348,357.70 × 86,598,081.92
  4. Step 4: Simplify right side
    89,704,957.21x = 11,634,310,086,257,932
  5. Step 5: Solve for x
    x = 11,634,310,086,257,932/89,704,957.21
  6. Step 6: Final answer
    x = 129,695,286.06

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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.