Home / 2,728,281,872.64-3,765,078,019.42-1,600,065,358.78

Finding the Fourth Proportional to 2,728,281,872.64, 3,765,078,019.42 and 1,600,065,358.78

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Solution

The fourth proportional to 2,728,281,872.64, 3,765,078,019.42 and 1,600,065,358.78 is: 2,208,118,952.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,281,872.64 : 3,765,078,019.42 = 1,600,065,358.78 : x
  2. Step 2: Convert to fraction form
    2,728,281,872.64/3,765,078,019.42 = 1,600,065,358.78/x
  3. Step 3: Cross multiply
    2,728,281,872.64x = 3,765,078,019.42 × 1,600,065,358.78
  4. Step 4: Simplify right side
    2,728,281,872.64x = 6,024,370,911,977,954,304
  5. Step 5: Solve for x
    x = 6,024,370,911,977,954,304/2,728,281,872.64
  6. Step 6: Final answer
    x = 2,208,118,952.95

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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.