Home / 88,587,220.40-132,880,830.60-80,084,164.40

Finding the Fourth Proportional to 88,587,220.40, 132,880,830.60 and 80,084,164.40

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Solution

The fourth proportional to 88,587,220.40, 132,880,830.60 and 80,084,164.40 is: 120,126,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,587,220.40 : 132,880,830.60 = 80,084,164.40 : x
  2. Step 2: Convert to fraction form
    88,587,220.40/132,880,830.60 = 80,084,164.40/x
  3. Step 3: Cross multiply
    88,587,220.40x = 132,880,830.60 × 80,084,164.40
  4. Step 4: Simplify right side
    88,587,220.40x = 10,641,650,283,378,950
  5. Step 5: Solve for x
    x = 10,641,650,283,378,950/88,587,220.40
  6. Step 6: Final answer
    x = 120,126,246.60

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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.