Home / 200,302,604.10-300,453,906.15-148,646,538.90

Finding the Fourth Proportional to 200,302,604.10, 300,453,906.15 and 148,646,538.90

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Solution

The fourth proportional to 200,302,604.10, 300,453,906.15 and 148,646,538.90 is: 222,969,808.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,302,604.10 : 300,453,906.15 = 148,646,538.90 : x
  2. Step 2: Convert to fraction form
    200,302,604.10/300,453,906.15 = 148,646,538.90/x
  3. Step 3: Cross multiply
    200,302,604.10x = 300,453,906.15 × 148,646,538.90
  4. Step 4: Simplify right side
    200,302,604.10x = 44,661,433,248,182,920
  5. Step 5: Solve for x
    x = 44,661,433,248,182,920/200,302,604.10
  6. Step 6: Final answer
    x = 222,969,808.35

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1.5x scale

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.