Home / 41,979,352,644.60-62,969,148,507.78-12,136,113,228.12

Finding the Fourth Proportional to 41,979,352,644.60, 62,969,148,507.78 and 12,136,113,228.12

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Solution

The fourth proportional to 41,979,352,644.60, 62,969,148,507.78 and 12,136,113,228.12 is: 18,204,204,401.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,979,352,644.60 : 62,969,148,507.78 = 12,136,113,228.12 : x
  2. Step 2: Convert to fraction form
    41,979,352,644.60/62,969,148,507.78 = 12,136,113,228.12/x
  3. Step 3: Cross multiply
    41,979,352,644.60x = 62,969,148,507.78 × 12,136,113,228.12
  4. Step 4: Simplify right side
    41,979,352,644.60x = 764,200,716,168,721,596,416
  5. Step 5: Solve for x
    x = 764,200,716,168,721,596,416/41,979,352,644.60
  6. Step 6: Final answer
    x = 18,204,204,401.11

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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.