Home / 209,952,620.20-314,928,930.30-164,036,117.80

Finding the Fourth Proportional to 209,952,620.20, 314,928,930.30 and 164,036,117.80

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Solution

The fourth proportional to 209,952,620.20, 314,928,930.30 and 164,036,117.80 is: 246,054,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,620.20 : 314,928,930.30 = 164,036,117.80 : x
  2. Step 2: Convert to fraction form
    209,952,620.20/314,928,930.30 = 164,036,117.80/x
  3. Step 3: Cross multiply
    209,952,620.20x = 314,928,930.30 × 164,036,117.80
  4. Step 4: Simplify right side
    209,952,620.20x = 51,659,719,109,318,792
  5. Step 5: Solve for x
    x = 51,659,719,109,318,792/209,952,620.20
  6. Step 6: Final answer
    x = 246,054,176.70

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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.