Home / 88,571,928.60-132,857,892.90-65,897,112.60

Finding the Fourth Proportional to 88,571,928.60, 132,857,892.90 and 65,897,112.60

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Solution

The fourth proportional to 88,571,928.60, 132,857,892.90 and 65,897,112.60 is: 98,845,668.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,571,928.60 : 132,857,892.90 = 65,897,112.60 : x
  2. Step 2: Convert to fraction form
    88,571,928.60/132,857,892.90 = 65,897,112.60/x
  3. Step 3: Cross multiply
    88,571,928.60x = 132,857,892.90 × 65,897,112.60
  4. Step 4: Simplify right side
    88,571,928.60x = 8,754,951,528,230,041
  5. Step 5: Solve for x
    x = 8,754,951,528,230,041/88,571,928.60
  6. Step 6: Final answer
    x = 98,845,668.90

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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.