Home / 88,677,669.76-122,374,028.28-49,520,134.60

Finding the Fourth Proportional to 88,677,669.76, 122,374,028.28 and 49,520,134.60

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Solution

The fourth proportional to 88,677,669.76, 122,374,028.28 and 49,520,134.60 is: 68,337,140.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,677,669.76 : 122,374,028.28 = 49,520,134.60 : x
  2. Step 2: Convert to fraction form
    88,677,669.76/122,374,028.28 = 49,520,134.60/x
  3. Step 3: Cross multiply
    88,677,669.76x = 122,374,028.28 × 49,520,134.60
  4. Step 4: Simplify right side
    88,677,669.76x = 6,059,978,351,969,807
  5. Step 5: Solve for x
    x = 6,059,978,351,969,807/88,677,669.76
  6. Step 6: Final answer
    x = 68,337,140.21

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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.