Home / 260,203,648.29-359,092,298.57-155,761,516.86

Finding the Fourth Proportional to 260,203,648.29, 359,092,298.57 and 155,761,516.86

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Solution

The fourth proportional to 260,203,648.29, 359,092,298.57 and 155,761,516.86 is: 214,957,636.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,203,648.29 : 359,092,298.57 = 155,761,516.86 : x
  2. Step 2: Convert to fraction form
    260,203,648.29/359,092,298.57 = 155,761,516.86/x
  3. Step 3: Cross multiply
    260,203,648.29x = 359,092,298.57 × 155,761,516.86
  4. Step 4: Simplify right side
    260,203,648.29x = 55,932,761,117,228,408
  5. Step 5: Solve for x
    x = 55,932,761,117,228,408/260,203,648.29
  6. Step 6: Final answer
    x = 214,957,636.01

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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.