Home / 305,256,350.40-457,212,679.20-183,876,100.80

Finding the Fourth Proportional to 305,256,350.40, 457,212,679.20 and 183,876,100.80

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Solution

The fourth proportional to 305,256,350.40, 457,212,679.20 and 183,876,100.80 is: 275,409,453.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,256,350.40 : 457,212,679.20 = 183,876,100.80 : x
  2. Step 2: Convert to fraction form
    305,256,350.40/457,212,679.20 = 183,876,100.80/x
  3. Step 3: Cross multiply
    305,256,350.40x = 457,212,679.20 × 183,876,100.80
  4. Step 4: Simplify right side
    305,256,350.40x = 84,070,484,687,617,264
  5. Step 5: Solve for x
    x = 84,070,484,687,617,264/305,256,350.40
  6. Step 6: Final answer
    x = 275,409,453.65

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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.