Home / 206,736,658.46-309,812,694.68-114,660,962.28

Finding the Fourth Proportional to 206,736,658.46, 309,812,694.68 and 114,660,962.28

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Solution

The fourth proportional to 206,736,658.46, 309,812,694.68 and 114,660,962.28 is: 171,829,330.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,736,658.46 : 309,812,694.68 = 114,660,962.28 : x
  2. Step 2: Convert to fraction form
    206,736,658.46/309,812,694.68 = 114,660,962.28/x
  3. Step 3: Cross multiply
    206,736,658.46x = 309,812,694.68 × 114,660,962.28
  4. Step 4: Simplify right side
    206,736,658.46x = 35,523,421,698,568,636
  5. Step 5: Solve for x
    x = 35,523,421,698,568,636/206,736,658.46
  6. Step 6: Final answer
    x = 171,829,330.91

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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.