Home / 71,332,849.26-98,439,346.30-43,455,557.96

Finding the Fourth Proportional to 71,332,849.26, 98,439,346.30 and 43,455,557.96

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Solution

The fourth proportional to 71,332,849.26, 98,439,346.30 and 43,455,557.96 is: 59,968,678.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,332,849.26 : 98,439,346.30 = 43,455,557.96 : x
  2. Step 2: Convert to fraction form
    71,332,849.26/98,439,346.30 = 43,455,557.96/x
  3. Step 3: Cross multiply
    71,332,849.26x = 98,439,346.30 × 43,455,557.96
  4. Step 4: Simplify right side
    71,332,849.26x = 4,277,736,718,684,161.50
  5. Step 5: Solve for x
    x = 4,277,736,718,684,161.50/71,332,849.26
  6. Step 6: Final answer
    x = 59,968,678.71

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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.