Home / 86,276,080.13-129,416,777.39-37,728,944.78

Finding the Fourth Proportional to 86,276,080.13, 129,416,777.39 and 37,728,944.78

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Solution

The fourth proportional to 86,276,080.13, 129,416,777.39 and 37,728,944.78 is: 56,594,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,276,080.13 : 129,416,777.39 = 37,728,944.78 : x
  2. Step 2: Convert to fraction form
    86,276,080.13/129,416,777.39 = 37,728,944.78/x
  3. Step 3: Cross multiply
    86,276,080.13x = 129,416,777.39 × 37,728,944.78
  4. Step 4: Simplify right side
    86,276,080.13x = 4,882,758,447,200,101
  5. Step 5: Solve for x
    x = 4,882,758,447,200,101/86,276,080.13
  6. Step 6: Final answer
    x = 56,594,579.17

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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.