Home / 664,850,200.80-997,275,301.20-629,137,365.60

Finding the Fourth Proportional to 664,850,200.80, 997,275,301.20 and 629,137,365.60

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Solution

The fourth proportional to 664,850,200.80, 997,275,301.20 and 629,137,365.60 is: 943,706,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,850,200.80 : 997,275,301.20 = 629,137,365.60 : x
  2. Step 2: Convert to fraction form
    664,850,200.80/997,275,301.20 = 629,137,365.60/x
  3. Step 3: Cross multiply
    664,850,200.80x = 997,275,301.20 × 629,137,365.60
  4. Step 4: Simplify right side
    664,850,200.80x = 627,423,155,774,914,560
  5. Step 5: Solve for x
    x = 627,423,155,774,914,560/664,850,200.80
  6. Step 6: Final answer
    x = 943,706,048.40

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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.