Home / 3,845,790,748.80-5,768,686,123.20-3,587,801,731.20

Finding the Fourth Proportional to 3,845,790,748.80, 5,768,686,123.20 and 3,587,801,731.20

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Solution

The fourth proportional to 3,845,790,748.80, 5,768,686,123.20 and 3,587,801,731.20 is: 5,381,702,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845,790,748.80 : 5,768,686,123.20 = 3,587,801,731.20 : x
  2. Step 2: Convert to fraction form
    3,845,790,748.80/5,768,686,123.20 = 3,587,801,731.20/x
  3. Step 3: Cross multiply
    3,845,790,748.80x = 5,768,686,123.20 × 3,587,801,731.20
  4. Step 4: Simplify right side
    3,845,790,748.80x = 20,696,902,059,566,374,912
  5. Step 5: Solve for x
    x = 20,696,902,059,566,374,912/3,845,790,748.80
  6. Step 6: Final answer
    x = 5,381,702,596.80

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Double scale
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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.