Home / 2,239,420,738.56-3,359,005,551.74-686,707,797.40

Finding the Fourth Proportional to 2,239,420,738.56, 3,359,005,551.74 and 686,707,797.40

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Solution

The fourth proportional to 2,239,420,738.56, 3,359,005,551.74 and 686,707,797.40 is: 1,030,023,194.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,420,738.56 : 3,359,005,551.74 = 686,707,797.40 : x
  2. Step 2: Convert to fraction form
    2,239,420,738.56/3,359,005,551.74 = 686,707,797.40/x
  3. Step 3: Cross multiply
    2,239,420,738.56x = 3,359,005,551.74 × 686,707,797.40
  4. Step 4: Simplify right side
    2,239,420,738.56x = 2,306,655,303,889,746,944
  5. Step 5: Solve for x
    x = 2,306,655,303,889,746,944/2,239,420,738.56
  6. Step 6: Final answer
    x = 1,030,023,194.91

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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.