Home / 767,235,937.20-1,149,531,208.20-357,451,623.60

Finding the Fourth Proportional to 767,235,937.20, 1,149,531,208.20 and 357,451,623.60

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Solution

The fourth proportional to 767,235,937.20, 1,149,531,208.20 and 357,451,623.60 is: 535,561,196.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,235,937.20 : 1,149,531,208.20 = 357,451,623.60 : x
  2. Step 2: Convert to fraction form
    767,235,937.20/1,149,531,208.20 = 357,451,623.60/x
  3. Step 3: Cross multiply
    767,235,937.20x = 1,149,531,208.20 × 357,451,623.60
  4. Step 4: Simplify right side
    767,235,937.20x = 410,901,796,749,959,680
  5. Step 5: Solve for x
    x = 410,901,796,749,959,680/767,235,937.20
  6. Step 6: Final answer
    x = 535,561,196.79

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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.