Home / 323,458,801.80-485,010,521.10-159,335,435.40

Finding the Fourth Proportional to 323,458,801.80, 485,010,521.10 and 159,335,435.40

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Solution

The fourth proportional to 323,458,801.80, 485,010,521.10 and 159,335,435.40 is: 238,915,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,458,801.80 : 485,010,521.10 = 159,335,435.40 : x
  2. Step 2: Convert to fraction form
    323,458,801.80/485,010,521.10 = 159,335,435.40/x
  3. Step 3: Cross multiply
    323,458,801.80x = 485,010,521.10 × 159,335,435.40
  4. Step 4: Simplify right side
    323,458,801.80x = 77,279,362,553,049,392
  5. Step 5: Solve for x
    x = 77,279,362,553,049,392/323,458,801.80
  6. Step 6: Final answer
    x = 238,915,627.35

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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.