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Finding the Third Proportional to 355,947,940 and 550,857,750

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Solution

The third proportional to 355,947,940 and 550,857,750 is: 852,496,184.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,947,940 : 550,857,750 = 550,857,750 : x
  2. Step 2: Convert to fraction form
    355,947,940/550,857,750 = 550,857,750/x
  3. Step 3: Cross multiply
    355,947,940x = 550,857,750 × 550,857,750
  4. Step 4: Simplify right side
    355,947,940x = 303,444,260,735,062,528
  5. Step 5: Solve for x
    x = 303,444,260,735,062,528/355,947,940
  6. Step 6: Final answer
    x = 852,496,184.51

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.