Home / 1,184,728,078.20-1,777,092,117.30-572,508,046.20

Finding the Fourth Proportional to 1,184,728,078.20, 1,777,092,117.30 and 572,508,046.20

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Solution

The fourth proportional to 1,184,728,078.20, 1,777,092,117.30 and 572,508,046.20 is: 858,762,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,728,078.20 : 1,777,092,117.30 = 572,508,046.20 : x
  2. Step 2: Convert to fraction form
    1,184,728,078.20/1,777,092,117.30 = 572,508,046.20/x
  3. Step 3: Cross multiply
    1,184,728,078.20x = 1,777,092,117.30 × 572,508,046.20
  4. Step 4: Simplify right side
    1,184,728,078.20x = 1,017,399,535,992,844,288
  5. Step 5: Solve for x
    x = 1,017,399,535,992,844,288/1,184,728,078.20
  6. Step 6: Final answer
    x = 858,762,069.30

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Half scale
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Double scale
Find fourth proportional to 1,184,728,079.20, 1,777,092,118.80 and 572,508,047.20
Similar ratio
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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.