Home / 183,521,737.80-275,282,606.70-128,995,891.20

Finding the Fourth Proportional to 183,521,737.80, 275,282,606.70 and 128,995,891.20

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Solution

The fourth proportional to 183,521,737.80, 275,282,606.70 and 128,995,891.20 is: 193,493,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,521,737.80 : 275,282,606.70 = 128,995,891.20 : x
  2. Step 2: Convert to fraction form
    183,521,737.80/275,282,606.70 = 128,995,891.20/x
  3. Step 3: Cross multiply
    183,521,737.80x = 275,282,606.70 × 128,995,891.20
  4. Step 4: Simplify right side
    183,521,737.80x = 35,510,325,183,125,592
  5. Step 5: Solve for x
    x = 35,510,325,183,125,592/183,521,737.80
  6. Step 6: Final answer
    x = 193,493,836.80

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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.