Home / 247,528,257.64-341,568,969.06-143,113,028.20

Finding the Fourth Proportional to 247,528,257.64, 341,568,969.06 and 143,113,028.20

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Solution

The fourth proportional to 247,528,257.64, 341,568,969.06 and 143,113,028.20 is: 197,484,400.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,528,257.64 : 341,568,969.06 = 143,113,028.20 : x
  2. Step 2: Convert to fraction form
    247,528,257.64/341,568,969.06 = 143,113,028.20/x
  3. Step 3: Cross multiply
    247,528,257.64x = 341,568,969.06 × 143,113,028.20
  4. Step 4: Simplify right side
    247,528,257.64x = 48,882,969,501,328,704
  5. Step 5: Solve for x
    x = 48,882,969,501,328,704/247,528,257.64
  6. Step 6: Final answer
    x = 197,484,400.24

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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.