Home / 72,729,476.65-112,926,377.18

Finding the Third Proportional to 72,729,476.65 and 112,926,377.18

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Solution

The third proportional to 72,729,476.65 and 112,926,377.18 is: 175,339,728.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,729,476.65 : 112,926,377.18 = 112,926,377.18 : x
  2. Step 2: Convert to fraction form
    72,729,476.65/112,926,377.18 = 112,926,377.18/x
  3. Step 3: Cross multiply
    72,729,476.65x = 112,926,377.18 × 112,926,377.18
  4. Step 4: Simplify right side
    72,729,476.65x = 12,752,366,662,929,612
  5. Step 5: Solve for x
    x = 12,752,366,662,929,612/72,729,476.65
  6. Step 6: Final answer
    x = 175,339,728.13

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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.