Home / 135,979,391,702.40-203,969,087,553.60-107,572,382,217.60

Finding the Fourth Proportional to 135,979,391,702.40, 203,969,087,553.60 and 107,572,382,217.60

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Solution

The fourth proportional to 135,979,391,702.40, 203,969,087,553.60 and 107,572,382,217.60 is: 161,358,573,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,979,391,702.40 : 203,969,087,553.60 = 107,572,382,217.60 : x
  2. Step 2: Convert to fraction form
    135,979,391,702.40/203,969,087,553.60 = 107,572,382,217.60/x
  3. Step 3: Cross multiply
    135,979,391,702.40x = 203,969,087,553.60 × 107,572,382,217.60
  4. Step 4: Simplify right side
    135,979,391,702.40x = 21,941,440,646,890,980,900,864
  5. Step 5: Solve for x
    x = 21,941,440,646,890,980,900,864/135,979,391,702.40
  6. Step 6: Final answer
    x = 161,358,573,326.40

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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.