Home / 12,246,577,987.32-18,354,943,067.76-6,347,885,218.20

Finding the Fourth Proportional to 12,246,577,987.32, 18,354,943,067.76 and 6,347,885,218.20

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Solution

The fourth proportional to 12,246,577,987.32, 18,354,943,067.76 and 6,347,885,218.20 is: 9,514,092,173.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,246,577,987.32 : 18,354,943,067.76 = 6,347,885,218.20 : x
  2. Step 2: Convert to fraction form
    12,246,577,987.32/18,354,943,067.76 = 6,347,885,218.20/x
  3. Step 3: Cross multiply
    12,246,577,987.32x = 18,354,943,067.76 × 6,347,885,218.20
  4. Step 4: Simplify right side
    12,246,577,987.32x = 116,515,071,780,736,253,952
  5. Step 5: Solve for x
    x = 116,515,071,780,736,253,952/12,246,577,987.32
  6. Step 6: Final answer
    x = 9,514,092,173.45

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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.