Home / 336,435,007.80-504,652,511.70-198,118,630.20

Finding the Fourth Proportional to 336,435,007.80, 504,652,511.70 and 198,118,630.20

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Solution

The fourth proportional to 336,435,007.80, 504,652,511.70 and 198,118,630.20 is: 297,177,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,435,007.80 : 504,652,511.70 = 198,118,630.20 : x
  2. Step 2: Convert to fraction form
    336,435,007.80/504,652,511.70 = 198,118,630.20/x
  3. Step 3: Cross multiply
    336,435,007.80x = 504,652,511.70 × 198,118,630.20
  4. Step 4: Simplify right side
    336,435,007.80x = 99,981,064,344,993,472
  5. Step 5: Solve for x
    x = 99,981,064,344,993,472/336,435,007.80
  6. Step 6: Final answer
    x = 297,177,945.30

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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.