Home / 99,547,926.44-137,384,315.10-54,902,631.56

Finding the Fourth Proportional to 99,547,926.44, 137,384,315.10 and 54,902,631.56

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Solution

The fourth proportional to 99,547,926.44, 137,384,315.10 and 54,902,631.56 is: 75,770,141.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,547,926.44 : 137,384,315.10 = 54,902,631.56 : x
  2. Step 2: Convert to fraction form
    99,547,926.44/137,384,315.10 = 54,902,631.56/x
  3. Step 3: Cross multiply
    99,547,926.44x = 137,384,315.10 × 54,902,631.56
  4. Step 4: Simplify right side
    99,547,926.44x = 7,542,760,433,371,323
  5. Step 5: Solve for x
    x = 7,542,760,433,371,323/99,547,926.44
  6. Step 6: Final answer
    x = 75,770,141.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.