Home / 916,142,500.80-1,374,213,751.20-548,810,481.60

Finding the Fourth Proportional to 916,142,500.80, 1,374,213,751.20 and 548,810,481.60

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Solution

The fourth proportional to 916,142,500.80, 1,374,213,751.20 and 548,810,481.60 is: 823,215,722.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,142,500.80 : 1,374,213,751.20 = 548,810,481.60 : x
  2. Step 2: Convert to fraction form
    916,142,500.80/1,374,213,751.20 = 548,810,481.60/x
  3. Step 3: Cross multiply
    916,142,500.80x = 1,374,213,751.20 × 548,810,481.60
  4. Step 4: Simplify right side
    916,142,500.80x = 754,182,910,617,414,656
  5. Step 5: Solve for x
    x = 754,182,910,617,414,656/916,142,500.80
  6. Step 6: Final answer
    x = 823,215,722.40

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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.