Home / 81,052,425.12-111,852,186-43,882,695.24

Finding the Fourth Proportional to 81,052,425.12, 111,852,186 and 43,882,695.24

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Solution

The fourth proportional to 81,052,425.12, 111,852,186 and 43,882,695.24 is: 60,558,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,052,425.12 : 111,852,186 = 43,882,695.24 : x
  2. Step 2: Convert to fraction form
    81,052,425.12/111,852,186 = 43,882,695.24/x
  3. Step 3: Cross multiply
    81,052,425.12x = 111,852,186 × 43,882,695.24
  4. Step 4: Simplify right side
    81,052,425.12x = 4,908,375,390,165,795
  5. Step 5: Solve for x
    x = 4,908,375,390,165,795/81,052,425.12
  6. Step 6: Final answer
    x = 60,558,032.45

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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.