Home / 91,190,199.90-136,793,708.66-29,779,680.46

Finding the Fourth Proportional to 91,190,199.90, 136,793,708.66 and 29,779,680.46

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Solution

The fourth proportional to 91,190,199.90, 136,793,708.66 and 29,779,680.46 is: 44,672,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,190,199.90 : 136,793,708.66 = 29,779,680.46 : x
  2. Step 2: Convert to fraction form
    91,190,199.90/136,793,708.66 = 29,779,680.46/x
  3. Step 3: Cross multiply
    91,190,199.90x = 136,793,708.66 × 29,779,680.46
  4. Step 4: Simplify right side
    91,190,199.90x = 4,073,672,932,684,236.50
  5. Step 5: Solve for x
    x = 4,073,672,932,684,236.50/91,190,199.90
  6. Step 6: Final answer
    x = 44,672,266.73

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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.