Home / 295,219,148.80-443,080,665.60-131,708,531.20

Finding the Fourth Proportional to 295,219,148.80, 443,080,665.60 and 131,708,531.20

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Solution

The fourth proportional to 295,219,148.80, 443,080,665.60 and 131,708,531.20 is: 197,675,197.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,219,148.80 : 443,080,665.60 = 131,708,531.20 : x
  2. Step 2: Convert to fraction form
    295,219,148.80/443,080,665.60 = 131,708,531.20/x
  3. Step 3: Cross multiply
    295,219,148.80x = 443,080,665.60 × 131,708,531.20
  4. Step 4: Simplify right side
    295,219,148.80x = 58,357,503,669,294,368
  5. Step 5: Solve for x
    x = 58,357,503,669,294,368/295,219,148.80
  6. Step 6: Final answer
    x = 197,675,197.92

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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.