Home / 200,479,960.98-300,253,601.93-194,963,308.16

Finding the Fourth Proportional to 200,479,960.98, 300,253,601.93 and 194,963,308.16

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Solution

The fourth proportional to 200,479,960.98, 300,253,601.93 and 194,963,308.16 is: 291,991,455.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,479,960.98 : 300,253,601.93 = 194,963,308.16 : x
  2. Step 2: Convert to fraction form
    200,479,960.98/300,253,601.93 = 194,963,308.16/x
  3. Step 3: Cross multiply
    200,479,960.98x = 300,253,601.93 × 194,963,308.16
  4. Step 4: Simplify right side
    200,479,960.98x = 58,538,435,516,752,480
  5. Step 5: Solve for x
    x = 58,538,435,516,752,480/200,479,960.98
  6. Step 6: Final answer
    x = 291,991,455.06

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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.