Home / 86,276,100.14-129,416,807.40-37,728,964.80

Finding the Fourth Proportional to 86,276,100.14, 129,416,807.40 and 37,728,964.80

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Solution

The fourth proportional to 86,276,100.14, 129,416,807.40 and 37,728,964.80 is: 56,594,609.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,276,100.14 : 129,416,807.40 = 37,728,964.80 : x
  2. Step 2: Convert to fraction form
    86,276,100.14/129,416,807.40 = 37,728,964.80/x
  3. Step 3: Cross multiply
    86,276,100.14x = 129,416,807.40 × 37,728,964.80
  4. Step 4: Simplify right side
    86,276,100.14x = 4,882,762,170,922,979
  5. Step 5: Solve for x
    x = 4,882,762,170,922,979/86,276,100.14
  6. Step 6: Final answer
    x = 56,594,609.20

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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.