Home / 12,754,604,268.90-19,131,906,403.35-8,591,508,051.30

Finding the Fourth Proportional to 12,754,604,268.90, 19,131,906,403.35 and 8,591,508,051.30

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Solution

The fourth proportional to 12,754,604,268.90, 19,131,906,403.35 and 8,591,508,051.30 is: 12,887,262,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,754,604,268.90 : 19,131,906,403.35 = 8,591,508,051.30 : x
  2. Step 2: Convert to fraction form
    12,754,604,268.90/19,131,906,403.35 = 8,591,508,051.30/x
  3. Step 3: Cross multiply
    12,754,604,268.90x = 19,131,906,403.35 × 8,591,508,051.30
  4. Step 4: Simplify right side
    12,754,604,268.90x = 164,371,927,901,099,524,096
  5. Step 5: Solve for x
    x = 164,371,927,901,099,524,096/12,754,604,268.90
  6. Step 6: Final answer
    x = 12,887,262,076.95

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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.