Home / 3,479,291,615.70-4,801,423,221.09-1,914,729,311.70

Finding the Fourth Proportional to 3,479,291,615.70, 4,801,423,221.09 and 1,914,729,311.70

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Solution

The fourth proportional to 3,479,291,615.70, 4,801,423,221.09 and 1,914,729,311.70 is: 2,642,326,885.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,291,615.70 : 4,801,423,221.09 = 1,914,729,311.70 : x
  2. Step 2: Convert to fraction form
    3,479,291,615.70/4,801,423,221.09 = 1,914,729,311.70/x
  3. Step 3: Cross multiply
    3,479,291,615.70x = 4,801,423,221.09 × 1,914,729,311.70
  4. Step 4: Simplify right side
    3,479,291,615.70x = 9,193,425,779,298,053,120
  5. Step 5: Solve for x
    x = 9,193,425,779,298,053,120/3,479,291,615.70
  6. Step 6: Final answer
    x = 2,642,326,885.68

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Double scale
Find fourth proportional to 3,479,291,616.70, 4,801,423,222.47 and 1,914,729,312.70
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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.