Home / 1,170,414,032.80-1,755,621,049.20-480,816,191.20

Finding the Fourth Proportional to 1,170,414,032.80, 1,755,621,049.20 and 480,816,191.20

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Solution

The fourth proportional to 1,170,414,032.80, 1,755,621,049.20 and 480,816,191.20 is: 721,224,286.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,414,032.80 : 1,755,621,049.20 = 480,816,191.20 : x
  2. Step 2: Convert to fraction form
    1,170,414,032.80/1,755,621,049.20 = 480,816,191.20/x
  3. Step 3: Cross multiply
    1,170,414,032.80x = 1,755,621,049.20 × 480,816,191.20
  4. Step 4: Simplify right side
    1,170,414,032.80x = 844,131,026,066,891,776
  5. Step 5: Solve for x
    x = 844,131,026,066,891,776/1,170,414,032.80
  6. Step 6: Final answer
    x = 721,224,286.80

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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.