Home / 269,523,911.15-371,943,245.39-145,764,588.27

Finding the Fourth Proportional to 269,523,911.15, 371,943,245.39 and 145,764,588.27

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Solution

The fourth proportional to 269,523,911.15, 371,943,245.39 and 145,764,588.27 is: 201,155,265.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,523,911.15 : 371,943,245.39 = 145,764,588.27 : x
  2. Step 2: Convert to fraction form
    269,523,911.15/371,943,245.39 = 145,764,588.27/x
  3. Step 3: Cross multiply
    269,523,911.15x = 371,943,245.39 × 145,764,588.27
  4. Step 4: Simplify right side
    269,523,911.15x = 54,216,154,023,352,104
  5. Step 5: Solve for x
    x = 54,216,154,023,352,104/269,523,911.15
  6. Step 6: Final answer
    x = 201,155,265.94

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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.