Home / 86,407,359.46-129,611,170.40-35,289,378.27

Finding the Fourth Proportional to 86,407,359.46, 129,611,170.40 and 35,289,378.27

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Solution

The fourth proportional to 86,407,359.46, 129,611,170.40 and 35,289,378.27 is: 52,934,120.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,407,359.46 : 129,611,170.40 = 35,289,378.27 : x
  2. Step 2: Convert to fraction form
    86,407,359.46/129,611,170.40 = 35,289,378.27/x
  3. Step 3: Cross multiply
    86,407,359.46x = 129,611,170.40 × 35,289,378.27
  4. Step 4: Simplify right side
    86,407,359.46x = 4,573,897,620,086,581
  5. Step 5: Solve for x
    x = 4,573,897,620,086,581/86,407,359.46
  6. Step 6: Final answer
    x = 52,934,120.99

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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.