Home / 269,060,325.40-371,303,245.76-145,300,991.68

Finding the Fourth Proportional to 269,060,325.40, 371,303,245.76 and 145,300,991.68

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Solution

The fourth proportional to 269,060,325.40, 371,303,245.76 and 145,300,991.68 is: 200,515,366.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,060,325.40 : 371,303,245.76 = 145,300,991.68 : x
  2. Step 2: Convert to fraction form
    269,060,325.40/371,303,245.76 = 145,300,991.68/x
  3. Step 3: Cross multiply
    269,060,325.40x = 371,303,245.76 × 145,300,991.68
  4. Step 4: Simplify right side
    269,060,325.40x = 53,950,729,822,930,760
  5. Step 5: Solve for x
    x = 53,950,729,822,930,760/269,060,325.40
  6. Step 6: Final answer
    x = 200,515,366.74

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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.