Home / 746,760,012.66-1,120,140,018.98-201,500,671.86

Finding the Fourth Proportional to 746,760,012.66, 1,120,140,018.98 and 201,500,671.86

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Solution

The fourth proportional to 746,760,012.66, 1,120,140,018.98 and 201,500,671.86 is: 302,251,007.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,760,012.66 : 1,120,140,018.98 = 201,500,671.86 : x
  2. Step 2: Convert to fraction form
    746,760,012.66/1,120,140,018.98 = 201,500,671.86/x
  3. Step 3: Cross multiply
    746,760,012.66x = 1,120,140,018.98 × 201,500,671.86
  4. Step 4: Simplify right side
    746,760,012.66x = 225,708,966,401,743,168
  5. Step 5: Solve for x
    x = 225,708,966,401,743,168/746,760,012.66
  6. Step 6: Final answer
    x = 302,251,007.79

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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.