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Finding the Fourth Proportional to 264,043,600.80, 396,233,362.80 and 154,868,560.80

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Solution

The fourth proportional to 264,043,600.80, 396,233,362.80 and 154,868,560.80 is: 232,401,355.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,043,600.80 : 396,233,362.80 = 154,868,560.80 : x
  2. Step 2: Convert to fraction form
    264,043,600.80/396,233,362.80 = 154,868,560.80/x
  3. Step 3: Cross multiply
    264,043,600.80x = 396,233,362.80 × 154,868,560.80
  4. Step 4: Simplify right side
    264,043,600.80x = 61,364,090,637,780,264
  5. Step 5: Solve for x
    x = 61,364,090,637,780,264/264,043,600.80
  6. Step 6: Final answer
    x = 232,401,355.12

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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.