Home / 102,910,370.60-154,223,838.30-68,268,290.60

Finding the Fourth Proportional to 102,910,370.60, 154,223,838.30 and 68,268,290.60

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Solution

The fourth proportional to 102,910,370.60, 154,223,838.30 and 68,268,290.60 is: 102,308,423.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,910,370.60 : 154,223,838.30 = 68,268,290.60 : x
  2. Step 2: Convert to fraction form
    102,910,370.60/154,223,838.30 = 68,268,290.60/x
  3. Step 3: Cross multiply
    102,910,370.60x = 154,223,838.30 × 68,268,290.60
  4. Step 4: Simplify right side
    102,910,370.60x = 10,528,597,810,511,810
  5. Step 5: Solve for x
    x = 10,528,597,810,511,810/102,910,370.60
  6. Step 6: Final answer
    x = 102,308,423.82

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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.