Home / 338,288,983.20-507,383,708.40-95,976,381.60

Finding the Fourth Proportional to 338,288,983.20, 507,383,708.40 and 95,976,381.60

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Solution

The fourth proportional to 338,288,983.20, 507,383,708.40 and 95,976,381.60 is: 143,950,453.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,288,983.20 : 507,383,708.40 = 95,976,381.60 : x
  2. Step 2: Convert to fraction form
    338,288,983.20/507,383,708.40 = 95,976,381.60/x
  3. Step 3: Cross multiply
    338,288,983.20x = 507,383,708.40 × 95,976,381.60
  4. Step 4: Simplify right side
    338,288,983.20x = 48,696,852,415,021,520
  5. Step 5: Solve for x
    x = 48,696,852,415,021,520/338,288,983.20
  6. Step 6: Final answer
    x = 143,950,453.11

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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.