Home / 257,794,940,438.14-355,775,820,612.36-149,436,012,468.12

Finding the Fourth Proportional to 257,794,940,438.14, 355,775,820,612.36 and 149,436,012,468.12

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Solution

The fourth proportional to 257,794,940,438.14, 355,775,820,612.36 and 149,436,012,468.12 is: 206,232,596,630.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,794,940,438.14 : 355,775,820,612.36 = 149,436,012,468.12 : x
  2. Step 2: Convert to fraction form
    257,794,940,438.14/355,775,820,612.36 = 149,436,012,468.12/x
  3. Step 3: Cross multiply
    257,794,940,438.14x = 355,775,820,612.36 × 149,436,012,468.12
  4. Step 4: Simplify right side
    257,794,940,438.14x = 53,165,719,964,884,249,083,904
  5. Step 5: Solve for x
    x = 53,165,719,964,884,249,083,904/257,794,940,438.14
  6. Step 6: Final answer
    x = 206,232,596,630.97

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1.5x scale

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.