Home / 4,217,026,709.52-5,819,486,817.60-2,311,784,801.28

Finding the Fourth Proportional to 4,217,026,709.52, 5,819,486,817.60 and 2,311,784,801.28

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Solution

The fourth proportional to 4,217,026,709.52, 5,819,486,817.60 and 2,311,784,801.28 is: 3,190,257,520.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217,026,709.52 : 5,819,486,817.60 = 2,311,784,801.28 : x
  2. Step 2: Convert to fraction form
    4,217,026,709.52/5,819,486,817.60 = 2,311,784,801.28/x
  3. Step 3: Cross multiply
    4,217,026,709.52x = 5,819,486,817.60 × 2,311,784,801.28
  4. Step 4: Simplify right side
    4,217,026,709.52x = 13,453,401,176,176,998,400
  5. Step 5: Solve for x
    x = 13,453,401,176,176,998,400/4,217,026,709.52
  6. Step 6: Final answer
    x = 3,190,257,520.97

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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.