Home / 552,618,506-762,680,412.72-314,521,583.36

Finding the Fourth Proportional to 552,618,506, 762,680,412.72 and 314,521,583.36

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Solution

The fourth proportional to 552,618,506, 762,680,412.72 and 314,521,583.36 is: 434,077,846.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,618,506 : 762,680,412.72 = 314,521,583.36 : x
  2. Step 2: Convert to fraction form
    552,618,506/762,680,412.72 = 314,521,583.36/x
  3. Step 3: Cross multiply
    552,618,506x = 762,680,412.72 × 314,521,583.36
  4. Step 4: Simplify right side
    552,618,506x = 239,879,451,006,352,704
  5. Step 5: Solve for x
    x = 239,879,451,006,352,704/552,618,506
  6. Step 6: Final answer
    x = 434,077,846.47

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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.