Home / 126,583,924.55-189,904,521.96-40,327,244.87

Finding the Fourth Proportional to 126,583,924.55, 189,904,521.96 and 40,327,244.87

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Solution

The fourth proportional to 126,583,924.55, 189,904,521.96 and 40,327,244.87 is: 60,499,989.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,583,924.55 : 189,904,521.96 = 40,327,244.87 : x
  2. Step 2: Convert to fraction form
    126,583,924.55/189,904,521.96 = 40,327,244.87/x
  3. Step 3: Cross multiply
    126,583,924.55x = 189,904,521.96 × 40,327,244.87
  4. Step 4: Simplify right side
    126,583,924.55x = 7,658,326,158,051,690
  5. Step 5: Solve for x
    x = 7,658,326,158,051,690/126,583,924.55
  6. Step 6: Final answer
    x = 60,499,989.91

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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.