Home / 85,530,230.37-118,034,207.33-48,359,712.18

Finding the Fourth Proportional to 85,530,230.37, 118,034,207.33 and 48,359,712.18

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Solution

The fourth proportional to 85,530,230.37, 118,034,207.33 and 48,359,712.18 is: 66,737,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,530,230.37 : 118,034,207.33 = 48,359,712.18 : x
  2. Step 2: Convert to fraction form
    85,530,230.37/118,034,207.33 = 48,359,712.18/x
  3. Step 3: Cross multiply
    85,530,230.37x = 118,034,207.33 × 48,359,712.18
  4. Step 4: Simplify right side
    85,530,230.37x = 5,708,100,293,631,448
  5. Step 5: Solve for x
    x = 5,708,100,293,631,448/85,530,230.37
  6. Step 6: Final answer
    x = 66,737,810.35

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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.