Home / 206,981,528.80-310,472,293.20-194,226,944.80

Finding the Fourth Proportional to 206,981,528.80, 310,472,293.20 and 194,226,944.80

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Solution

The fourth proportional to 206,981,528.80, 310,472,293.20 and 194,226,944.80 is: 291,340,417.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,981,528.80 : 310,472,293.20 = 194,226,944.80 : x
  2. Step 2: Convert to fraction form
    206,981,528.80/310,472,293.20 = 194,226,944.80/x
  3. Step 3: Cross multiply
    206,981,528.80x = 310,472,293.20 × 194,226,944.80
  4. Step 4: Simplify right side
    206,981,528.80x = 60,302,084,953,285,816
  5. Step 5: Solve for x
    x = 60,302,084,953,285,816/206,981,528.80
  6. Step 6: Final answer
    x = 291,340,417.20

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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.