Home / 370,900,115.84-511,843,167.06-203,647,210.22

Finding the Fourth Proportional to 370,900,115.84, 511,843,167.06 and 203,647,210.22

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Solution

The fourth proportional to 370,900,115.84, 511,843,167.06 and 203,647,210.22 is: 281,033,703.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,900,115.84 : 511,843,167.06 = 203,647,210.22 : x
  2. Step 2: Convert to fraction form
    370,900,115.84/511,843,167.06 = 203,647,210.22/x
  3. Step 3: Cross multiply
    370,900,115.84x = 511,843,167.06 × 203,647,210.22
  4. Step 4: Simplify right side
    370,900,115.84x = 104,235,433,042,454,320
  5. Step 5: Solve for x
    x = 104,235,433,042,454,320/370,900,115.84
  6. Step 6: Final answer
    x = 281,033,703.12

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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.