Home / 81,050,437.71-111,850,506.36-43,881,527.97

Finding the Fourth Proportional to 81,050,437.71, 111,850,506.36 and 43,881,527.97

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Solution

The fourth proportional to 81,050,437.71, 111,850,506.36 and 43,881,527.97 is: 60,556,997.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,050,437.71 : 111,850,506.36 = 43,881,527.97 : x
  2. Step 2: Convert to fraction form
    81,050,437.71/111,850,506.36 = 43,881,527.97/x
  3. Step 3: Cross multiply
    81,050,437.71x = 111,850,506.36 × 43,881,527.97
  4. Step 4: Simplify right side
    81,050,437.71x = 4,908,171,123,295,003
  5. Step 5: Solve for x
    x = 4,908,171,123,295,003/81,050,437.71
  6. Step 6: Final answer
    x = 60,556,997.12

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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.