Home / 144,358,772.56-216,550,888.54-40,728,884.73

Finding the Fourth Proportional to 144,358,772.56, 216,550,888.54 and 40,728,884.73

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Solution

The fourth proportional to 144,358,772.56, 216,550,888.54 and 40,728,884.73 is: 61,096,918.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,358,772.56 : 216,550,888.54 = 40,728,884.73 : x
  2. Step 2: Convert to fraction form
    144,358,772.56/216,550,888.54 = 40,728,884.73/x
  3. Step 3: Cross multiply
    144,358,772.56x = 216,550,888.54 × 40,728,884.73
  4. Step 4: Simplify right side
    144,358,772.56x = 8,819,876,177,524,737
  5. Step 5: Solve for x
    x = 8,819,876,177,524,737/144,358,772.56
  6. Step 6: Final answer
    x = 61,096,918.61

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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.