Home / 200,448,045.90-301,119,966.45-192,833,786.70

Finding the Fourth Proportional to 200,448,045.90, 301,119,966.45 and 192,833,786.70

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Solution

The fourth proportional to 200,448,045.90, 301,119,966.45 and 192,833,786.70 is: 289,681,563.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,448,045.90 : 301,119,966.45 = 192,833,786.70 : x
  2. Step 2: Convert to fraction form
    200,448,045.90/301,119,966.45 = 192,833,786.70/x
  3. Step 3: Cross multiply
    200,448,045.90x = 301,119,966.45 × 192,833,786.70
  4. Step 4: Simplify right side
    200,448,045.90x = 58,066,103,381,530,448
  5. Step 5: Solve for x
    x = 58,066,103,381,530,448/200,448,045.90
  6. Step 6: Final answer
    x = 289,681,563.72

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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.