Home / 86,479,728.56-119,336,774.24-49,304,810.96

Finding the Fourth Proportional to 86,479,728.56, 119,336,774.24 and 49,304,810.96

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Solution

The fourth proportional to 86,479,728.56, 119,336,774.24 and 49,304,810.96 is: 68,037,645.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,479,728.56 : 119,336,774.24 = 49,304,810.96 : x
  2. Step 2: Convert to fraction form
    86,479,728.56/119,336,774.24 = 49,304,810.96/x
  3. Step 3: Cross multiply
    86,479,728.56x = 119,336,774.24 × 49,304,810.96
  4. Step 4: Simplify right side
    86,479,728.56x = 5,883,877,094,479,398
  5. Step 5: Solve for x
    x = 5,883,877,094,479,398/86,479,728.56
  6. Step 6: Final answer
    x = 68,037,645.27

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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.