Home / 135,923,326.60-203,875,658.70-43,805,720.20

Finding the Fourth Proportional to 135,923,326.60, 203,875,658.70 and 43,805,720.20

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Solution

The fourth proportional to 135,923,326.60, 203,875,658.70 and 43,805,720.20 is: 65,705,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,923,326.60 : 203,875,658.70 = 43,805,720.20 : x
  2. Step 2: Convert to fraction form
    135,923,326.60/203,875,658.70 = 43,805,720.20/x
  3. Step 3: Cross multiply
    135,923,326.60x = 203,875,658.70 × 43,805,720.20
  4. Step 4: Simplify right side
    135,923,326.60x = 8,930,920,060,602,896
  5. Step 5: Solve for x
    x = 8,930,920,060,602,896/135,923,326.60
  6. Step 6: Final answer
    x = 65,705,573.02

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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.