Home / 1,515,181,805.40-2,272,772,708.10-998,196,000.60

Finding the Fourth Proportional to 1,515,181,805.40, 2,272,772,708.10 and 998,196,000.60

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Solution

The fourth proportional to 1,515,181,805.40, 2,272,772,708.10 and 998,196,000.60 is: 1,497,294,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,181,805.40 : 2,272,772,708.10 = 998,196,000.60 : x
  2. Step 2: Convert to fraction form
    1,515,181,805.40/2,272,772,708.10 = 998,196,000.60/x
  3. Step 3: Cross multiply
    1,515,181,805.40x = 2,272,772,708.10 × 998,196,000.60
  4. Step 4: Simplify right side
    1,515,181,805.40x = 2,268,672,627,498,251,264
  5. Step 5: Solve for x
    x = 2,268,672,627,498,251,264/1,515,181,805.40
  6. Step 6: Final answer
    x = 1,497,294,000.90

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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.