Home / 253,403,863.26-349,697,331.27-137,510,359.26

Finding the Fourth Proportional to 253,403,863.26, 349,697,331.27 and 137,510,359.26

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Solution

The fourth proportional to 253,403,863.26, 349,697,331.27 and 137,510,359.26 is: 189,764,295.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,403,863.26 : 349,697,331.27 = 137,510,359.26 : x
  2. Step 2: Convert to fraction form
    253,403,863.26/349,697,331.27 = 137,510,359.26/x
  3. Step 3: Cross multiply
    253,403,863.26x = 349,697,331.27 × 137,510,359.26
  4. Step 4: Simplify right side
    253,403,863.26x = 48,087,005,655,200,928
  5. Step 5: Solve for x
    x = 48,087,005,655,200,928/253,403,863.26
  6. Step 6: Final answer
    x = 189,764,295.76

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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.