Home / 99,632,620.44-137,489,898.42-58,406,970.60

Finding the Fourth Proportional to 99,632,620.44, 137,489,898.42 and 58,406,970.60

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Solution

The fourth proportional to 99,632,620.44, 137,489,898.42 and 58,406,970.60 is: 80,599,791.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,632,620.44 : 137,489,898.42 = 58,406,970.60 : x
  2. Step 2: Convert to fraction form
    99,632,620.44/137,489,898.42 = 58,406,970.60/x
  3. Step 3: Cross multiply
    99,632,620.44x = 137,489,898.42 × 58,406,970.60
  4. Step 4: Simplify right side
    99,632,620.44x = 8,030,368,454,813,926
  5. Step 5: Solve for x
    x = 8,030,368,454,813,926/99,632,620.44
  6. Step 6: Final answer
    x = 80,599,791.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.