Home / 98,803,879.85-136,350,155.79-54,751,614.86

Finding the Fourth Proportional to 98,803,879.85, 136,350,155.79 and 54,751,614.86

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Solution

The fourth proportional to 98,803,879.85, 136,350,155.79 and 54,751,614.86 is: 75,557,672.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,803,879.85 : 136,350,155.79 = 54,751,614.86 : x
  2. Step 2: Convert to fraction form
    98,803,879.85/136,350,155.79 = 54,751,614.86/x
  3. Step 3: Cross multiply
    98,803,879.85x = 136,350,155.79 × 54,751,614.86
  4. Step 4: Simplify right side
    98,803,879.85x = 7,465,391,216,255,954
  5. Step 5: Solve for x
    x = 7,465,391,216,255,954/98,803,879.85
  6. Step 6: Final answer
    x = 75,557,672.71

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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.