Home / 3,479,291,615.20-4,801,423,220.40-1,914,729,311.20

Finding the Fourth Proportional to 3,479,291,615.20, 4,801,423,220.40 and 1,914,729,311.20

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Solution

The fourth proportional to 3,479,291,615.20, 4,801,423,220.40 and 1,914,729,311.20 is: 2,642,326,884.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,291,615.20 : 4,801,423,220.40 = 1,914,729,311.20 : x
  2. Step 2: Convert to fraction form
    3,479,291,615.20/4,801,423,220.40 = 1,914,729,311.20/x
  3. Step 3: Cross multiply
    3,479,291,615.20x = 4,801,423,220.40 × 1,914,729,311.20
  4. Step 4: Simplify right side
    3,479,291,615.20x = 9,193,425,775,576,177,664
  5. Step 5: Solve for x
    x = 9,193,425,775,576,177,664/3,479,291,615.20
  6. Step 6: Final answer
    x = 2,642,326,884.99

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Double scale
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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.