Home / 257,310,143,460.14-386,012,339,503.18-106,133,976,249.77

Finding the Fourth Proportional to 257,310,143,460.14, 386,012,339,503.18 and 106,133,976,249.77

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Solution

The fourth proportional to 257,310,143,460.14, 386,012,339,503.18 and 106,133,976,249.77 is: 159,220,401,971.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,310,143,460.14 : 386,012,339,503.18 = 106,133,976,249.77 : x
  2. Step 2: Convert to fraction form
    257,310,143,460.14/386,012,339,503.18 = 106,133,976,249.77/x
  3. Step 3: Cross multiply
    257,310,143,460.14x = 386,012,339,503.18 × 106,133,976,249.77
  4. Step 4: Simplify right side
    257,310,143,460.14x = 40,969,024,472,948,659,978,240
  5. Step 5: Solve for x
    x = 40,969,024,472,948,659,978,240/257,310,143,460.14
  6. Step 6: Final answer
    x = 159,220,401,971.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.