Home / 180,586,727.22-249,194,470.17-100,120,871.73

Finding the Fourth Proportional to 180,586,727.22, 249,194,470.17 and 100,120,871.73

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Solution

The fourth proportional to 180,586,727.22, 249,194,470.17 and 100,120,871.73 is: 138,158,368.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,586,727.22 : 249,194,470.17 = 100,120,871.73 : x
  2. Step 2: Convert to fraction form
    180,586,727.22/249,194,470.17 = 100,120,871.73/x
  3. Step 3: Cross multiply
    180,586,727.22x = 249,194,470.17 × 100,120,871.73
  4. Step 4: Simplify right side
    180,586,727.22x = 24,949,567,583,715,880
  5. Step 5: Solve for x
    x = 24,949,567,583,715,880/180,586,727.22
  6. Step 6: Final answer
    x = 138,158,368.38

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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.