Home / 50,148,366.56-69,175,425.53-31,534,046.54

Finding the Fourth Proportional to 50,148,366.56, 69,175,425.53 and 31,534,046.54

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Solution

The fourth proportional to 50,148,366.56, 69,175,425.53 and 31,534,046.54 is: 43,498,547.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,148,366.56 : 69,175,425.53 = 31,534,046.54 : x
  2. Step 2: Convert to fraction form
    50,148,366.56/69,175,425.53 = 31,534,046.54/x
  3. Step 3: Cross multiply
    50,148,366.56x = 69,175,425.53 × 31,534,046.54
  4. Step 4: Simplify right side
    50,148,366.56x = 2,181,381,088,087,324.25
  5. Step 5: Solve for x
    x = 2,181,381,088,087,324.25/50,148,366.56
  6. Step 6: Final answer
    x = 43,498,547.17

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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.