Home / 3,516,612,372.43-4,853,061,548.24-1,930,771,170.79

Finding the Fourth Proportional to 3,516,612,372.43, 4,853,061,548.24 and 1,930,771,170.79

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Solution

The fourth proportional to 3,516,612,372.43, 4,853,061,548.24 and 1,930,771,170.79 is: 2,664,539,145.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,612,372.43 : 4,853,061,548.24 = 1,930,771,170.79 : x
  2. Step 2: Convert to fraction form
    3,516,612,372.43/4,853,061,548.24 = 1,930,771,170.79/x
  3. Step 3: Cross multiply
    3,516,612,372.43x = 4,853,061,548.24 × 1,930,771,170.79
  4. Step 4: Simplify right side
    3,516,612,372.43x = 9,370,151,327,389,487,104
  5. Step 5: Solve for x
    x = 9,370,151,327,389,487,104/3,516,612,372.43
  6. Step 6: Final answer
    x = 2,664,539,145.93

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Double scale
Find fourth proportional to 3,516,612,373.43, 4,853,061,549.62 and 1,930,771,171.79
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.