Home / 21,419,205,325.88-32,128,944,900.32-6,292,712,839.19

Finding the Fourth Proportional to 21,419,205,325.88, 32,128,944,900.32 and 6,292,712,839.19

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Solution

The fourth proportional to 21,419,205,325.88, 32,128,944,900.32 and 6,292,712,839.19 is: 9,439,109,481.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,419,205,325.88 : 32,128,944,900.32 = 6,292,712,839.19 : x
  2. Step 2: Convert to fraction form
    21,419,205,325.88/32,128,944,900.32 = 6,292,712,839.19/x
  3. Step 3: Cross multiply
    21,419,205,325.88x = 32,128,944,900.32 × 6,292,712,839.19
  4. Step 4: Simplify right side
    21,419,205,325.88x = 202,178,224,083,730,006,016
  5. Step 5: Solve for x
    x = 202,178,224,083,730,006,016/21,419,205,325.88
  6. Step 6: Final answer
    x = 9,439,109,481.78

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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.