Home / 14,421,917,514.97-19,902,363,026.71-7,991,844,901.25

Finding the Fourth Proportional to 14,421,917,514.97, 19,902,363,026.71 and 7,991,844,901.25

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Solution

The fourth proportional to 14,421,917,514.97, 19,902,363,026.71 and 7,991,844,901.25 is: 11,028,810,719.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421,917,514.97 : 19,902,363,026.71 = 7,991,844,901.25 : x
  2. Step 2: Convert to fraction form
    14,421,917,514.97/19,902,363,026.71 = 7,991,844,901.25/x
  3. Step 3: Cross multiply
    14,421,917,514.97x = 19,902,363,026.71 × 7,991,844,901.25
  4. Step 4: Simplify right side
    14,421,917,514.97x = 159,056,598,477,872,594,944
  5. Step 5: Solve for x
    x = 159,056,598,477,872,594,944/14,421,917,514.97
  6. Step 6: Final answer
    x = 11,028,810,719.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.