Home / 209,974,121.70-314,410,058.55-148,229,862.90

Finding the Fourth Proportional to 209,974,121.70, 314,410,058.55 and 148,229,862.90

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Solution

The fourth proportional to 209,974,121.70, 314,410,058.55 and 148,229,862.90 is: 221,955,731.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,974,121.70 : 314,410,058.55 = 148,229,862.90 : x
  2. Step 2: Convert to fraction form
    209,974,121.70/314,410,058.55 = 148,229,862.90/x
  3. Step 3: Cross multiply
    209,974,121.70x = 314,410,058.55 × 148,229,862.90
  4. Step 4: Simplify right side
    209,974,121.70x = 46,604,959,873,247,480
  5. Step 5: Solve for x
    x = 46,604,959,873,247,480/209,974,121.70
  6. Step 6: Final answer
    x = 221,955,731.95

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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.