Home / 101,854,868.76-140,559,735.24-55,445,470.08

Finding the Fourth Proportional to 101,854,868.76, 140,559,735.24 and 55,445,470.08

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Solution

The fourth proportional to 101,854,868.76, 140,559,735.24 and 55,445,470.08 is: 76,514,757.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,854,868.76 : 140,559,735.24 = 55,445,470.08 : x
  2. Step 2: Convert to fraction form
    101,854,868.76/140,559,735.24 = 55,445,470.08/x
  3. Step 3: Cross multiply
    101,854,868.76x = 140,559,735.24 × 55,445,470.08
  4. Step 4: Simplify right side
    101,854,868.76x = 7,793,400,594,702,142
  5. Step 5: Solve for x
    x = 7,793,400,594,702,142/101,854,868.76
  6. Step 6: Final answer
    x = 76,514,757.61

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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.