Home / 2,239,420,738.05-3,359,005,551-686,707,796.88

Finding the Fourth Proportional to 2,239,420,738.05, 3,359,005,551 and 686,707,796.88

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Solution

The fourth proportional to 2,239,420,738.05, 3,359,005,551 and 686,707,796.88 is: 1,030,023,194.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,420,738.05 : 3,359,005,551 = 686,707,796.88 : x
  2. Step 2: Convert to fraction form
    2,239,420,738.05/3,359,005,551 = 686,707,796.88/x
  3. Step 3: Cross multiply
    2,239,420,738.05x = 3,359,005,551 × 686,707,796.88
  4. Step 4: Simplify right side
    2,239,420,738.05x = 2,306,655,301,634,900,480
  5. Step 5: Solve for x
    x = 2,306,655,301,634,900,480/2,239,420,738.05
  6. Step 6: Final answer
    x = 1,030,023,194.14

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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.