Home / 247,528,256.64-341,568,967.68-143,113,027.20

Finding the Fourth Proportional to 247,528,256.64, 341,568,967.68 and 143,113,027.20

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Solution

The fourth proportional to 247,528,256.64, 341,568,967.68 and 143,113,027.20 is: 197,484,398.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,528,256.64 : 341,568,967.68 = 143,113,027.20 : x
  2. Step 2: Convert to fraction form
    247,528,256.64/341,568,967.68 = 143,113,027.20/x
  3. Step 3: Cross multiply
    247,528,256.64x = 341,568,967.68 × 143,113,027.20
  4. Step 4: Simplify right side
    247,528,256.64x = 48,882,968,962,263,760
  5. Step 5: Solve for x
    x = 48,882,968,962,263,760/247,528,256.64
  6. Step 6: Final answer
    x = 197,484,398.86

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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.