Home / 552,651,219.72-762,568,661.70-326,558,742.39

Finding the Fourth Proportional to 552,651,219.72, 762,568,661.70 and 326,558,742.39

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Solution

The fourth proportional to 552,651,219.72, 762,568,661.70 and 326,558,742.39 is: 450,597,871.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,651,219.72 : 762,568,661.70 = 326,558,742.39 : x
  2. Step 2: Convert to fraction form
    552,651,219.72/762,568,661.70 = 326,558,742.39/x
  3. Step 3: Cross multiply
    552,651,219.72x = 762,568,661.70 × 326,558,742.39
  4. Step 4: Simplify right side
    552,651,219.72x = 249,023,463,150,777,376
  5. Step 5: Solve for x
    x = 249,023,463,150,777,376/552,651,219.72
  6. Step 6: Final answer
    x = 450,597,871.25

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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.