Home / 99,547,928.93-137,384,318.55-54,902,634.05

Finding the Fourth Proportional to 99,547,928.93, 137,384,318.55 and 54,902,634.05

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Solution

The fourth proportional to 99,547,928.93, 137,384,318.55 and 54,902,634.05 is: 75,770,144.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,547,928.93 : 137,384,318.55 = 54,902,634.05 : x
  2. Step 2: Convert to fraction form
    99,547,928.93/137,384,318.55 = 54,902,634.05/x
  3. Step 3: Cross multiply
    99,547,928.93x = 137,384,318.55 × 54,902,634.05
  4. Step 4: Simplify right side
    99,547,928.93x = 7,542,760,965,559,277
  5. Step 5: Solve for x
    x = 7,542,760,965,559,277/99,547,928.93
  6. Step 6: Final answer
    x = 75,770,144.56

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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.