Home / 144,358,774.56-216,550,891.55-40,728,886.73

Finding the Fourth Proportional to 144,358,774.56, 216,550,891.55 and 40,728,886.73

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Solution

The fourth proportional to 144,358,774.56, 216,550,891.55 and 40,728,886.73 is: 61,096,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,358,774.56 : 216,550,891.55 = 40,728,886.73 : x
  2. Step 2: Convert to fraction form
    144,358,774.56/216,550,891.55 = 40,728,886.73/x
  3. Step 3: Cross multiply
    144,358,774.56x = 216,550,891.55 × 40,728,886.73
  4. Step 4: Simplify right side
    144,358,774.56x = 8,819,876,731,934,065
  5. Step 5: Solve for x
    x = 8,819,876,731,934,065/144,358,774.56
  6. Step 6: Final answer
    x = 61,096,921.60

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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.