Home / 260,776,896.60-391,165,344.90-157,464,766.20

Finding the Fourth Proportional to 260,776,896.60, 391,165,344.90 and 157,464,766.20

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Solution

The fourth proportional to 260,776,896.60, 391,165,344.90 and 157,464,766.20 is: 236,197,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,776,896.60 : 391,165,344.90 = 157,464,766.20 : x
  2. Step 2: Convert to fraction form
    260,776,896.60/391,165,344.90 = 157,464,766.20/x
  3. Step 3: Cross multiply
    260,776,896.60x = 391,165,344.90 × 157,464,766.20
  4. Step 4: Simplify right side
    260,776,896.60x = 61,594,759,580,220,856
  5. Step 5: Solve for x
    x = 61,594,759,580,220,856/260,776,896.60
  6. Step 6: Final answer
    x = 236,197,149.30

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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.