Home / 187,981,033.50-287,374,989.38

Finding the Third Proportional to 187,981,033.50 and 287,374,989.38

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Solution

The third proportional to 187,981,033.50 and 287,374,989.38 is: 439,322,962.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,981,033.50 : 287,374,989.38 = 287,374,989.38 : x
  2. Step 2: Convert to fraction form
    187,981,033.50/287,374,989.38 = 287,374,989.38/x
  3. Step 3: Cross multiply
    187,981,033.50x = 287,374,989.38 × 287,374,989.38
  4. Step 4: Simplify right side
    187,981,033.50x = 82,584,384,518,281,360
  5. Step 5: Solve for x
    x = 82,584,384,518,281,360/187,981,033.50
  6. Step 6: Final answer
    x = 439,322,962.43

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.