Home / 209,952,443.80-314,928,665.70-192,096,026.20

Finding the Fourth Proportional to 209,952,443.80, 314,928,665.70 and 192,096,026.20

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Solution

The fourth proportional to 209,952,443.80, 314,928,665.70 and 192,096,026.20 is: 288,144,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,443.80 : 314,928,665.70 = 192,096,026.20 : x
  2. Step 2: Convert to fraction form
    209,952,443.80/314,928,665.70 = 192,096,026.20/x
  3. Step 3: Cross multiply
    209,952,443.80x = 314,928,665.70 × 192,096,026.20
  4. Step 4: Simplify right side
    209,952,443.80x = 60,496,545,217,438,232
  5. Step 5: Solve for x
    x = 60,496,545,217,438,232/209,952,443.80
  6. Step 6: Final answer
    x = 288,144,039.30

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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.