Home / 85,530,231.14-118,034,208.36-48,359,712.93

Finding the Fourth Proportional to 85,530,231.14, 118,034,208.36 and 48,359,712.93

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Solution

The fourth proportional to 85,530,231.14, 118,034,208.36 and 48,359,712.93 is: 66,737,811.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,530,231.14 : 118,034,208.36 = 48,359,712.93 : x
  2. Step 2: Convert to fraction form
    85,530,231.14/118,034,208.36 = 48,359,712.93/x
  3. Step 3: Cross multiply
    85,530,231.14x = 118,034,208.36 × 48,359,712.93
  4. Step 4: Simplify right side
    85,530,231.14x = 5,708,100,432,209,406
  5. Step 5: Solve for x
    x = 5,708,100,432,209,406/85,530,231.14
  6. Step 6: Final answer
    x = 66,737,811.37

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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.