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Finding the Third Proportional to 155,487,543 and 359,963,187.75

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Solution

The third proportional to 155,487,543 and 359,963,187.75 is: 833,336,832.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,487,543 : 359,963,187.75 = 359,963,187.75 : x
  2. Step 2: Convert to fraction form
    155,487,543/359,963,187.75 = 359,963,187.75/x
  3. Step 3: Cross multiply
    155,487,543x = 359,963,187.75 × 359,963,187.75
  4. Step 4: Simplify right side
    155,487,543x = 129,573,496,535,141,744
  5. Step 5: Solve for x
    x = 129,573,496,535,141,744/155,487,543
  6. Step 6: Final answer
    x = 833,336,832.23

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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.