Home / 77,931,131.06-168,218,265.38

Finding the Third Proportional to 77,931,131.06 and 168,218,265.38

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Solution

The third proportional to 77,931,131.06 and 168,218,265.38 is: 363,107,585.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,931,131.06 : 168,218,265.38 = 168,218,265.38 : x
  2. Step 2: Convert to fraction form
    77,931,131.06/168,218,265.38 = 168,218,265.38/x
  3. Step 3: Cross multiply
    77,931,131.06x = 168,218,265.38 × 168,218,265.38
  4. Step 4: Simplify right side
    77,931,131.06x = 28,297,384,805,773,924
  5. Step 5: Solve for x
    x = 28,297,384,805,773,924/77,931,131.06
  6. Step 6: Final answer
    x = 363,107,585.12

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.