Home / 91,190,200.40-136,793,709.41-29,779,680.96

Finding the Fourth Proportional to 91,190,200.40, 136,793,709.41 and 29,779,680.96

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Solution

The fourth proportional to 91,190,200.40, 136,793,709.41 and 29,779,680.96 is: 44,672,267.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,190,200.40 : 136,793,709.41 = 29,779,680.96 : x
  2. Step 2: Convert to fraction form
    91,190,200.40/136,793,709.41 = 29,779,680.96/x
  3. Step 3: Cross multiply
    91,190,200.40x = 136,793,709.41 × 29,779,680.96
  4. Step 4: Simplify right side
    91,190,200.40x = 4,073,673,023,415,851.50
  5. Step 5: Solve for x
    x = 4,073,673,023,415,851.50/91,190,200.40
  6. Step 6: Final answer
    x = 44,672,267.48

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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.