Home / 111,992,327.20-154,549,376.40-60,484,103.20

Finding the Fourth Proportional to 111,992,327.20, 154,549,376.40 and 60,484,103.20

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Solution

The fourth proportional to 111,992,327.20, 154,549,376.40 and 60,484,103.20 is: 83,468,043.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,992,327.20 : 154,549,376.40 = 60,484,103.20 : x
  2. Step 2: Convert to fraction form
    111,992,327.20/154,549,376.40 = 60,484,103.20/x
  3. Step 3: Cross multiply
    111,992,327.20x = 154,549,376.40 × 60,484,103.20
  4. Step 4: Simplify right side
    111,992,327.20x = 9,347,780,431,673,246
  5. Step 5: Solve for x
    x = 9,347,780,431,673,246/111,992,327.20
  6. Step 6: Final answer
    x = 83,468,043.44

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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.