Home / 552,618,638.56-762,680,593.74-314,521,712.94

Finding the Fourth Proportional to 552,618,638.56, 762,680,593.74 and 314,521,712.94

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Solution

The fourth proportional to 552,618,638.56, 762,680,593.74 and 314,521,712.94 is: 434,078,024.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,618,638.56 : 762,680,593.74 = 314,521,712.94 : x
  2. Step 2: Convert to fraction form
    552,618,638.56/762,680,593.74 = 314,521,712.94/x
  3. Step 3: Cross multiply
    552,618,638.56x = 762,680,593.74 × 314,521,712.94
  4. Step 4: Simplify right side
    552,618,638.56x = 239,879,606,769,201,056
  5. Step 5: Solve for x
    x = 239,879,606,769,201,056/552,618,638.56
  6. Step 6: Final answer
    x = 434,078,024.21

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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.