Home / 3,901,997,765.91-5,384,760,902.16-2,117,851,586.76

Finding the Fourth Proportional to 3,901,997,765.91, 5,384,760,902.16 and 2,117,851,586.76

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Solution

The fourth proportional to 3,901,997,765.91, 5,384,760,902.16 and 2,117,851,586.76 is: 2,922,637,352.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901,997,765.91 : 5,384,760,902.16 = 2,117,851,586.76 : x
  2. Step 2: Convert to fraction form
    3,901,997,765.91/5,384,760,902.16 = 2,117,851,586.76/x
  3. Step 3: Cross multiply
    3,901,997,765.91x = 5,384,760,902.16 × 2,117,851,586.76
  4. Step 4: Simplify right side
    3,901,997,765.91x = 11,404,124,420,962,764,800
  5. Step 5: Solve for x
    x = 11,404,124,420,962,764,800/3,901,997,765.91
  6. Step 6: Final answer
    x = 2,922,637,352.74

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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.