Home / 260,748,535.60-391,170,042.60-131,029,692.40

Finding the Fourth Proportional to 260,748,535.60, 391,170,042.60 and 131,029,692.40

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Solution

The fourth proportional to 260,748,535.60, 391,170,042.60 and 131,029,692.40 is: 196,568,276.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,748,535.60 : 391,170,042.60 = 131,029,692.40 : x
  2. Step 2: Convert to fraction form
    260,748,535.60/391,170,042.60 = 131,029,692.40/x
  3. Step 3: Cross multiply
    260,748,535.60x = 391,170,042.60 × 131,029,692.40
  4. Step 4: Simplify right side
    260,748,535.60x = 51,254,890,357,972,904
  5. Step 5: Solve for x
    x = 51,254,890,357,972,904/260,748,535.60
  6. Step 6: Final answer
    x = 196,568,276.94

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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.