Home / 349,015,545.81-481,641,335.73-192,385,268.51

Finding the Fourth Proportional to 349,015,545.81, 481,641,335.73 and 192,385,268.51

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Solution

The fourth proportional to 349,015,545.81, 481,641,335.73 and 192,385,268.51 is: 265,491,605.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,015,545.81 : 481,641,335.73 = 192,385,268.51 : x
  2. Step 2: Convert to fraction form
    349,015,545.81/481,641,335.73 = 192,385,268.51/x
  3. Step 3: Cross multiply
    349,015,545.81x = 481,641,335.73 × 192,385,268.51
  4. Step 4: Simplify right side
    349,015,545.81x = 92,660,697,697,522,896
  5. Step 5: Solve for x
    x = 92,660,697,697,522,896/349,015,545.81
  6. Step 6: Final answer
    x = 265,491,605.77

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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.