Home / 100,926,271.32-139,278,310.44-54,516,525.69

Finding the Fourth Proportional to 100,926,271.32, 139,278,310.44 and 54,516,525.69

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Solution

The fourth proportional to 100,926,271.32, 139,278,310.44 and 54,516,525.69 is: 75,232,835.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,926,271.32 : 139,278,310.44 = 54,516,525.69 : x
  2. Step 2: Convert to fraction form
    100,926,271.32/139,278,310.44 = 54,516,525.69/x
  3. Step 3: Cross multiply
    100,926,271.32x = 139,278,310.44 × 54,516,525.69
  4. Step 4: Simplify right side
    100,926,271.32x = 7,592,969,589,162,055
  5. Step 5: Solve for x
    x = 7,592,969,589,162,055/100,926,271.32
  6. Step 6: Final answer
    x = 75,232,835.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.