Home / 85,530,240.48-118,034,221.29-48,359,722.32

Finding the Fourth Proportional to 85,530,240.48, 118,034,221.29 and 48,359,722.32

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Solution

The fourth proportional to 85,530,240.48, 118,034,221.29 and 48,359,722.32 is: 66,737,824.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,530,240.48 : 118,034,221.29 = 48,359,722.32 : x
  2. Step 2: Convert to fraction form
    85,530,240.48/118,034,221.29 = 48,359,722.32/x
  3. Step 3: Cross multiply
    85,530,240.48x = 118,034,221.29 × 48,359,722.32
  4. Step 4: Simplify right side
    85,530,240.48x = 5,708,102,165,841,833
  5. Step 5: Solve for x
    x = 5,708,102,165,841,833/85,530,240.48
  6. Step 6: Final answer
    x = 66,737,824.35

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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.