Home / 2,239,491,210.40-3,359,236,815.60-686,770,199.20

Finding the Fourth Proportional to 2,239,491,210.40, 3,359,236,815.60 and 686,770,199.20

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Solution

The fourth proportional to 2,239,491,210.40, 3,359,236,815.60 and 686,770,199.20 is: 1,030,155,298.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239,491,210.40 : 3,359,236,815.60 = 686,770,199.20 : x
  2. Step 2: Convert to fraction form
    2,239,491,210.40/3,359,236,815.60 = 686,770,199.20/x
  3. Step 3: Cross multiply
    2,239,491,210.40x = 3,359,236,815.60 × 686,770,199.20
  4. Step 4: Simplify right side
    2,239,491,210.40x = 2,307,023,737,009,585,664
  5. Step 5: Solve for x
    x = 2,307,023,737,009,585,664/2,239,491,210.40
  6. Step 6: Final answer
    x = 1,030,155,298.80

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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.