Home / 88,209,103.70-132,313,655.55-84,861,025.40

Finding the Fourth Proportional to 88,209,103.70, 132,313,655.55 and 84,861,025.40

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Solution

The fourth proportional to 88,209,103.70, 132,313,655.55 and 84,861,025.40 is: 127,291,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,209,103.70 : 132,313,655.55 = 84,861,025.40 : x
  2. Step 2: Convert to fraction form
    88,209,103.70/132,313,655.55 = 84,861,025.40/x
  3. Step 3: Cross multiply
    88,209,103.70x = 132,313,655.55 × 84,861,025.40
  4. Step 4: Simplify right side
    88,209,103.70x = 11,228,272,484,395,402
  5. Step 5: Solve for x
    x = 11,228,272,484,395,402/88,209,103.70
  6. Step 6: Final answer
    x = 127,291,538.10

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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.