Home / 492,958,944.53-680,304,601.01-272,942,389.97

Finding the Fourth Proportional to 492,958,944.53, 680,304,601.01 and 272,942,389.97

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Solution

The fourth proportional to 492,958,944.53, 680,304,601.01 and 272,942,389.97 is: 376,672,268.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,958,944.53 : 680,304,601.01 = 272,942,389.97 : x
  2. Step 2: Convert to fraction form
    492,958,944.53/680,304,601.01 = 272,942,389.97/x
  3. Step 3: Cross multiply
    492,958,944.53x = 680,304,601.01 × 272,942,389.97
  4. Step 4: Simplify right side
    492,958,944.53x = 185,683,963,705,891,968
  5. Step 5: Solve for x
    x = 185,683,963,705,891,968/492,958,944.53
  6. Step 6: Final answer
    x = 376,672,268.08

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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.