Home / 263,283,280.20-394,924,920.30-134,143,117.20

Finding the Fourth Proportional to 263,283,280.20, 394,924,920.30 and 134,143,117.20

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Solution

The fourth proportional to 263,283,280.20, 394,924,920.30 and 134,143,117.20 is: 201,214,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,283,280.20 : 394,924,920.30 = 134,143,117.20 : x
  2. Step 2: Convert to fraction form
    263,283,280.20/394,924,920.30 = 134,143,117.20/x
  3. Step 3: Cross multiply
    263,283,280.20x = 394,924,920.30 × 134,143,117.20
  4. Step 4: Simplify right side
    263,283,280.20x = 52,976,459,869,003,560
  5. Step 5: Solve for x
    x = 52,976,459,869,003,560/263,283,280.20
  6. Step 6: Final answer
    x = 201,214,675.80

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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.