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Finding the Third Proportional to 155,488,947 and 359,966,719.50

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Solution

The third proportional to 155,488,947 and 359,966,719.50 is: 833,345,659.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,488,947 : 359,966,719.50 = 359,966,719.50 : x
  2. Step 2: Convert to fraction form
    155,488,947/359,966,719.50 = 359,966,719.50/x
  3. Step 3: Cross multiply
    155,488,947x = 359,966,719.50 × 359,966,719.50
  4. Step 4: Simplify right side
    155,488,947x = 129,576,039,147,591,680
  5. Step 5: Solve for x
    x = 129,576,039,147,591,680/155,488,947
  6. Step 6: Final answer
    x = 833,345,659.92

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.