Home / 204,624,665.80-306,675,725.10-83,319,065.80

Finding the Fourth Proportional to 204,624,665.80, 306,675,725.10 and 83,319,065.80

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Solution

The fourth proportional to 204,624,665.80, 306,675,725.10 and 83,319,065.80 is: 124,872,213.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,624,665.80 : 306,675,725.10 = 83,319,065.80 : x
  2. Step 2: Convert to fraction form
    204,624,665.80/306,675,725.10 = 83,319,065.80/x
  3. Step 3: Cross multiply
    204,624,665.80x = 306,675,725.10 × 83,319,065.80
  4. Step 4: Simplify right side
    204,624,665.80x = 25,551,934,918,869,612
  5. Step 5: Solve for x
    x = 25,551,934,918,869,612/204,624,665.80
  6. Step 6: Final answer
    x = 124,872,213.32

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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.