Home / 196,832,010.80-295,248,016.20-185,684,337.20

Finding the Fourth Proportional to 196,832,010.80, 295,248,016.20 and 185,684,337.20

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Solution

The fourth proportional to 196,832,010.80, 295,248,016.20 and 185,684,337.20 is: 278,526,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,832,010.80 : 295,248,016.20 = 185,684,337.20 : x
  2. Step 2: Convert to fraction form
    196,832,010.80/295,248,016.20 = 185,684,337.20/x
  3. Step 3: Cross multiply
    196,832,010.80x = 295,248,016.20 × 185,684,337.20
  4. Step 4: Simplify right side
    196,832,010.80x = 54,822,932,197,711,856
  5. Step 5: Solve for x
    x = 54,822,932,197,711,856/196,832,010.80
  6. Step 6: Final answer
    x = 278,526,505.80

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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.