Home / 200,479,966.98-300,253,610.91-194,963,314.17

Finding the Fourth Proportional to 200,479,966.98, 300,253,610.91 and 194,963,314.17

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Solution

The fourth proportional to 200,479,966.98, 300,253,610.91 and 194,963,314.17 is: 291,991,464.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,479,966.98 : 300,253,610.91 = 194,963,314.17 : x
  2. Step 2: Convert to fraction form
    200,479,966.98/300,253,610.91 = 194,963,314.17/x
  3. Step 3: Cross multiply
    200,479,966.98x = 300,253,610.91 × 194,963,314.17
  4. Step 4: Simplify right side
    200,479,966.98x = 58,538,439,074,523,272
  5. Step 5: Solve for x
    x = 58,538,439,074,523,272/200,479,966.98
  6. Step 6: Final answer
    x = 291,991,464.07

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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.