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Finding the Third Proportional to 88,461,937.50 and 138,468,329.25

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Solution

The third proportional to 88,461,937.50 and 138,468,329.25 is: 216,742,688.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,461,937.50 : 138,468,329.25 = 138,468,329.25 : x
  2. Step 2: Convert to fraction form
    88,461,937.50/138,468,329.25 = 138,468,329.25/x
  3. Step 3: Cross multiply
    88,461,937.50x = 138,468,329.25 × 138,468,329.25
  4. Step 4: Simplify right side
    88,461,937.50x = 19,173,478,205,286,404
  5. Step 5: Solve for x
    x = 19,173,478,205,286,404/88,461,937.50
  6. Step 6: Final answer
    x = 216,742,688.97

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.