Home / 607,331,877.75-838,117,787.06-328,873,401.29

Finding the Fourth Proportional to 607,331,877.75, 838,117,787.06 and 328,873,401.29

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Solution

The fourth proportional to 607,331,877.75, 838,117,787.06 and 328,873,401.29 is: 453,845,183.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,331,877.75 : 838,117,787.06 = 328,873,401.29 : x
  2. Step 2: Convert to fraction form
    607,331,877.75/838,117,787.06 = 328,873,401.29/x
  3. Step 3: Cross multiply
    607,331,877.75x = 838,117,787.06 × 328,873,401.29
  4. Step 4: Simplify right side
    607,331,877.75x = 275,634,647,306,235,200
  5. Step 5: Solve for x
    x = 275,634,647,306,235,200/607,331,877.75
  6. Step 6: Final answer
    x = 453,845,183.18

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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.