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Finding the Third Proportional to 155,487,454 and 359,962,987

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Solution

The third proportional to 155,487,454 and 359,962,987 is: 833,336,379.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,487,454 : 359,962,987 = 359,962,987 : x
  2. Step 2: Convert to fraction form
    155,487,454/359,962,987 = 359,962,987/x
  3. Step 3: Cross multiply
    155,487,454x = 359,962,987 × 359,962,987
  4. Step 4: Simplify right side
    155,487,454x = 129,573,352,009,962,176
  5. Step 5: Solve for x
    x = 129,573,352,009,962,176/155,487,454
  6. Step 6: Final answer
    x = 833,336,379.73

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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.