Home / 86,309,517.24-129,257,456.94-62,903,527.20

Finding the Fourth Proportional to 86,309,517.24, 129,257,456.94 and 62,903,527.20

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Solution

The fourth proportional to 86,309,517.24, 129,257,456.94 and 62,903,527.20 is: 94,204,558.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,309,517.24 : 129,257,456.94 = 62,903,527.20 : x
  2. Step 2: Convert to fraction form
    86,309,517.24/129,257,456.94 = 62,903,527.20/x
  3. Step 3: Cross multiply
    86,309,517.24x = 129,257,456.94 × 62,903,527.20
  4. Step 4: Simplify right side
    86,309,517.24x = 8,130,749,958,428,119
  5. Step 5: Solve for x
    x = 8,130,749,958,428,119/86,309,517.24
  6. Step 6: Final answer
    x = 94,204,558.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.