Home / 86,573,453.28-129,866,478.54-29,065,238.52

Finding the Fourth Proportional to 86,573,453.28, 129,866,478.54 and 29,065,238.52

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Solution

The fourth proportional to 86,573,453.28, 129,866,478.54 and 29,065,238.52 is: 43,599,972.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,573,453.28 : 129,866,478.54 = 29,065,238.52 : x
  2. Step 2: Convert to fraction form
    86,573,453.28/129,866,478.54 = 29,065,238.52/x
  3. Step 3: Cross multiply
    86,573,453.28x = 129,866,478.54 × 29,065,238.52
  4. Step 4: Simplify right side
    86,573,453.28x = 3,774,600,174,517,561.50
  5. Step 5: Solve for x
    x = 3,774,600,174,517,561.50/86,573,453.28
  6. Step 6: Final answer
    x = 43,599,972.41

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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.