Home / 1,184,699,711.70-1,777,049,567.55-572,479,679.70

Finding the Fourth Proportional to 1,184,699,711.70, 1,777,049,567.55 and 572,479,679.70

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Solution

The fourth proportional to 1,184,699,711.70, 1,777,049,567.55 and 572,479,679.70 is: 858,719,519.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,699,711.70 : 1,777,049,567.55 = 572,479,679.70 : x
  2. Step 2: Convert to fraction form
    1,184,699,711.70/1,777,049,567.55 = 572,479,679.70/x
  3. Step 3: Cross multiply
    1,184,699,711.70x = 1,777,049,567.55 × 572,479,679.70
  4. Step 4: Simplify right side
    1,184,699,711.70x = 1,017,324,767,242,047,616
  5. Step 5: Solve for x
    x = 1,017,324,767,242,047,616/1,184,699,711.70
  6. Step 6: Final answer
    x = 858,719,519.55

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Half scale
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Double scale
Find fourth proportional to 1,184,699,712.70, 1,777,049,569.05 and 572,479,680.70
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.