Home / 543,050,730.40-814,576,095.60-198,015,613.60

Finding the Fourth Proportional to 543,050,730.40, 814,576,095.60 and 198,015,613.60

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Solution

The fourth proportional to 543,050,730.40, 814,576,095.60 and 198,015,613.60 is: 297,023,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,050,730.40 : 814,576,095.60 = 198,015,613.60 : x
  2. Step 2: Convert to fraction form
    543,050,730.40/814,576,095.60 = 198,015,613.60/x
  3. Step 3: Cross multiply
    543,050,730.40x = 814,576,095.60 × 198,015,613.60
  4. Step 4: Simplify right side
    543,050,730.40x = 161,298,785,394,126,272
  5. Step 5: Solve for x
    x = 161,298,785,394,126,272/543,050,730.40
  6. Step 6: Final answer
    x = 297,023,420.40

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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.