Home / 378,433,866.40-567,650,799.60-337,619,197.60

Finding the Fourth Proportional to 378,433,866.40, 567,650,799.60 and 337,619,197.60

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Solution

The fourth proportional to 378,433,866.40, 567,650,799.60 and 337,619,197.60 is: 506,428,796.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,433,866.40 : 567,650,799.60 = 337,619,197.60 : x
  2. Step 2: Convert to fraction form
    378,433,866.40/567,650,799.60 = 337,619,197.60/x
  3. Step 3: Cross multiply
    378,433,866.40x = 567,650,799.60 × 337,619,197.60
  4. Step 4: Simplify right side
    378,433,866.40x = 191,649,807,477,950,432
  5. Step 5: Solve for x
    x = 191,649,807,477,950,432/378,433,866.40
  6. Step 6: Final answer
    x = 506,428,796.40

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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.