Home / 89,366,980.40-134,050,470.60-58,755,978.80

Finding the Fourth Proportional to 89,366,980.40, 134,050,470.60 and 58,755,978.80

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Solution

The fourth proportional to 89,366,980.40, 134,050,470.60 and 58,755,978.80 is: 88,133,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,366,980.40 : 134,050,470.60 = 58,755,978.80 : x
  2. Step 2: Convert to fraction form
    89,366,980.40/134,050,470.60 = 58,755,978.80/x
  3. Step 3: Cross multiply
    89,366,980.40x = 134,050,470.60 × 58,755,978.80
  4. Step 4: Simplify right side
    89,366,980.40x = 7,876,266,608,703,623
  5. Step 5: Solve for x
    x = 7,876,266,608,703,623/89,366,980.40
  6. Step 6: Final answer
    x = 88,133,968.20

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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.