Home / 663,538,086.80-995,307,130.20-337,020,736.40

Finding the Fourth Proportional to 663,538,086.80, 995,307,130.20 and 337,020,736.40

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Solution

The fourth proportional to 663,538,086.80, 995,307,130.20 and 337,020,736.40 is: 505,531,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,538,086.80 : 995,307,130.20 = 337,020,736.40 : x
  2. Step 2: Convert to fraction form
    663,538,086.80/995,307,130.20 = 337,020,736.40/x
  3. Step 3: Cross multiply
    663,538,086.80x = 995,307,130.20 × 337,020,736.40
  4. Step 4: Simplify right side
    663,538,086.80x = 335,439,141,964,174,656
  5. Step 5: Solve for x
    x = 335,439,141,964,174,656/663,538,086.80
  6. Step 6: Final answer
    x = 505,531,104.60

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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.