Home / 269,414,332.80-404,121,499.20-243,586,300.20

Finding the Fourth Proportional to 269,414,332.80, 404,121,499.20 and 243,586,300.20

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Solution

The fourth proportional to 269,414,332.80, 404,121,499.20 and 243,586,300.20 is: 365,379,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,414,332.80 : 404,121,499.20 = 243,586,300.20 : x
  2. Step 2: Convert to fraction form
    269,414,332.80/404,121,499.20 = 243,586,300.20/x
  3. Step 3: Cross multiply
    269,414,332.80x = 404,121,499.20 × 243,586,300.20
  4. Step 4: Simplify right side
    269,414,332.80x = 98,438,460,821,405,248
  5. Step 5: Solve for x
    x = 98,438,460,821,405,248/269,414,332.80
  6. Step 6: Final answer
    x = 365,379,450.30

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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.