Home / 759,010,183-1,138,540,476.32-261,015,812.08

Finding the Fourth Proportional to 759,010,183, 1,138,540,476.32 and 261,015,812.08

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Solution

The fourth proportional to 759,010,183, 1,138,540,476.32 and 261,015,812.08 is: 391,532,384.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,010,183 : 1,138,540,476.32 = 261,015,812.08 : x
  2. Step 2: Convert to fraction form
    759,010,183/1,138,540,476.32 = 261,015,812.08/x
  3. Step 3: Cross multiply
    759,010,183x = 1,138,540,476.32 × 261,015,812.08
  4. Step 4: Simplify right side
    759,010,183x = 297,177,067,012,614,784
  5. Step 5: Solve for x
    x = 297,177,067,012,614,784/759,010,183
  6. Step 6: Final answer
    x = 391,532,384.77

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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.