Home / 305,256,410.40-457,212,769.20-183,876,160.80

Finding the Fourth Proportional to 305,256,410.40, 457,212,769.20 and 183,876,160.80

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Solution

The fourth proportional to 305,256,410.40, 457,212,769.20 and 183,876,160.80 is: 275,409,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,256,410.40 : 457,212,769.20 = 183,876,160.80 : x
  2. Step 2: Convert to fraction form
    305,256,410.40/457,212,769.20 = 183,876,160.80/x
  3. Step 3: Cross multiply
    305,256,410.40x = 457,212,769.20 × 183,876,160.80
  4. Step 4: Simplify right side
    305,256,410.40x = 84,070,528,669,232,496
  5. Step 5: Solve for x
    x = 84,070,528,669,232,496/305,256,410.40
  6. Step 6: Final answer
    x = 275,409,543.60

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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.