Home / 274,961,852.16-379,449,329.92-149,513,149.12

Finding the Fourth Proportional to 274,961,852.16, 379,449,329.92 and 149,513,149.12

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Solution

The fourth proportional to 274,961,852.16, 379,449,329.92 and 149,513,149.12 is: 206,329,219.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,961,852.16 : 379,449,329.92 = 149,513,149.12 : x
  2. Step 2: Convert to fraction form
    274,961,852.16/379,449,329.92 = 149,513,149.12/x
  3. Step 3: Cross multiply
    274,961,852.16x = 379,449,329.92 × 149,513,149.12
  4. Step 4: Simplify right side
    274,961,852.16x = 56,732,664,247,813,040
  5. Step 5: Solve for x
    x = 56,732,664,247,813,040/274,961,852.16
  6. Step 6: Final answer
    x = 206,329,219.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.