Home / 260,265,999.60-391,036,728.60-195,695,918.10

Finding the Fourth Proportional to 260,265,999.60, 391,036,728.60 and 195,695,918.10

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Solution

The fourth proportional to 260,265,999.60, 391,036,728.60 and 195,695,918.10 is: 294,023,390.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,265,999.60 : 391,036,728.60 = 195,695,918.10 : x
  2. Step 2: Convert to fraction form
    260,265,999.60/391,036,728.60 = 195,695,918.10/x
  3. Step 3: Cross multiply
    260,265,999.60x = 391,036,728.60 × 195,695,918.10
  4. Step 4: Simplify right side
    260,265,999.60x = 76,524,291,614,197,536
  5. Step 5: Solve for x
    x = 76,524,291,614,197,536/260,265,999.60
  6. Step 6: Final answer
    x = 294,023,390.42

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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.