Home / 91,008,269.60-136,512,404.40-33,488,638.70

Finding the Fourth Proportional to 91,008,269.60, 136,512,404.40 and 33,488,638.70

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Solution

The fourth proportional to 91,008,269.60, 136,512,404.40 and 33,488,638.70 is: 50,232,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,008,269.60 : 136,512,404.40 = 33,488,638.70 : x
  2. Step 2: Convert to fraction form
    91,008,269.60/136,512,404.40 = 33,488,638.70/x
  3. Step 3: Cross multiply
    91,008,269.60x = 136,512,404.40 × 33,488,638.70
  4. Step 4: Simplify right side
    91,008,269.60x = 4,571,614,589,019,890
  5. Step 5: Solve for x
    x = 4,571,614,589,019,890/91,008,269.60
  6. Step 6: Final answer
    x = 50,232,958.05

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1.5x scale

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.