Home / 84,118,231.60-126,189,157.20-26,604,505.60

Finding the Fourth Proportional to 84,118,231.60, 126,189,157.20 and 26,604,505.60

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Solution

The fourth proportional to 84,118,231.60, 126,189,157.20 and 26,604,505.60 is: 39,910,493.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,118,231.60 : 126,189,157.20 = 26,604,505.60 : x
  2. Step 2: Convert to fraction form
    84,118,231.60/126,189,157.20 = 26,604,505.60/x
  3. Step 3: Cross multiply
    84,118,231.60x = 126,189,157.20 × 26,604,505.60
  4. Step 4: Simplify right side
    84,118,231.60x = 3,357,200,139,386,680.50
  5. Step 5: Solve for x
    x = 3,357,200,139,386,680.50/84,118,231.60
  6. Step 6: Final answer
    x = 39,910,493.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.