Home / 552,202,506.50-762,038,928.61-304,683,872.90

Finding the Fourth Proportional to 552,202,506.50, 762,038,928.61 and 304,683,872.90

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Solution

The fourth proportional to 552,202,506.50, 762,038,928.61 and 304,683,872.90 is: 420,463,451.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,202,506.50 : 762,038,928.61 = 304,683,872.90 : x
  2. Step 2: Convert to fraction form
    552,202,506.50/762,038,928.61 = 304,683,872.90/x
  3. Step 3: Cross multiply
    552,202,506.50x = 762,038,928.61 × 304,683,872.90
  4. Step 4: Simplify right side
    552,202,506.50x = 232,180,972,064,889,472
  5. Step 5: Solve for x
    x = 232,180,972,064,889,472/552,202,506.50
  6. Step 6: Final answer
    x = 420,463,451.97

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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.