Home / 101,495,365.46-140,063,742.93-55,085,620.02

Finding the Fourth Proportional to 101,495,365.46, 140,063,742.93 and 55,085,620.02

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Solution

The fourth proportional to 101,495,365.46, 140,063,742.93 and 55,085,620.02 is: 76,018,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,495,365.46 : 140,063,742.93 = 55,085,620.02 : x
  2. Step 2: Convert to fraction form
    101,495,365.46/140,063,742.93 = 55,085,620.02/x
  3. Step 3: Cross multiply
    101,495,365.46x = 140,063,742.93 × 55,085,620.02
  4. Step 4: Simplify right side
    101,495,365.46x = 7,715,498,121,620,942
  5. Step 5: Solve for x
    x = 7,715,498,121,620,942/101,495,365.46
  6. Step 6: Final answer
    x = 76,018,230.85

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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.