Home / 88,572,405.40-132,858,608.10-52,143,400.60

Finding the Fourth Proportional to 88,572,405.40, 132,858,608.10 and 52,143,400.60

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Solution

The fourth proportional to 88,572,405.40, 132,858,608.10 and 52,143,400.60 is: 78,215,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,572,405.40 : 132,858,608.10 = 52,143,400.60 : x
  2. Step 2: Convert to fraction form
    88,572,405.40/132,858,608.10 = 52,143,400.60/x
  3. Step 3: Cross multiply
    88,572,405.40x = 132,858,608.10 × 52,143,400.60
  4. Step 4: Simplify right side
    88,572,405.40x = 6,927,699,625,316,705
  5. Step 5: Solve for x
    x = 6,927,699,625,316,705/88,572,405.40
  6. Step 6: Final answer
    x = 78,215,100.90

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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.