Home / 146,780,043.70-220,170,065.55-44,543,917.30

Finding the Fourth Proportional to 146,780,043.70, 220,170,065.55 and 44,543,917.30

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Solution

The fourth proportional to 146,780,043.70, 220,170,065.55 and 44,543,917.30 is: 66,815,875.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,780,043.70 : 220,170,065.55 = 44,543,917.30 : x
  2. Step 2: Convert to fraction form
    146,780,043.70/220,170,065.55 = 44,543,917.30/x
  3. Step 3: Cross multiply
    146,780,043.70x = 220,170,065.55 × 44,543,917.30
  4. Step 4: Simplify right side
    146,780,043.70x = 9,807,237,191,794,778
  5. Step 5: Solve for x
    x = 9,807,237,191,794,778/146,780,043.70
  6. Step 6: Final answer
    x = 66,815,875.95

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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.