Home / 11,428,196,449.25-17,144,502,261.96-4,345,128,600.78

Finding the Fourth Proportional to 11,428,196,449.25, 17,144,502,261.96 and 4,345,128,600.78

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Solution

The fourth proportional to 11,428,196,449.25, 17,144,502,261.96 and 4,345,128,600.78 is: 6,518,532,250.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428,196,449.25 : 17,144,502,261.96 = 4,345,128,600.78 : x
  2. Step 2: Convert to fraction form
    11,428,196,449.25/17,144,502,261.96 = 4,345,128,600.78/x
  3. Step 3: Cross multiply
    11,428,196,449.25x = 17,144,502,261.96 × 4,345,128,600.78
  4. Step 4: Simplify right side
    11,428,196,449.25x = 74,495,067,124,579,794,944
  5. Step 5: Solve for x
    x = 74,495,067,124,579,794,944/11,428,196,449.25
  6. Step 6: Final answer
    x = 6,518,532,250.95

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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.