Home / 145,654,065.40-218,481,098.10-59,345,422.60

Finding the Fourth Proportional to 145,654,065.40, 218,481,098.10 and 59,345,422.60

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Solution

The fourth proportional to 145,654,065.40, 218,481,098.10 and 59,345,422.60 is: 89,018,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,654,065.40 : 218,481,098.10 = 59,345,422.60 : x
  2. Step 2: Convert to fraction form
    145,654,065.40/218,481,098.10 = 59,345,422.60/x
  3. Step 3: Cross multiply
    145,654,065.40x = 218,481,098.10 × 59,345,422.60
  4. Step 4: Simplify right side
    145,654,065.40x = 12,965,853,096,856,558
  5. Step 5: Solve for x
    x = 12,965,853,096,856,558/145,654,065.40
  6. Step 6: Final answer
    x = 89,018,133.90

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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.