Home / 2,808,202,286.23-4,211,309,852.55-815,829,837.87

Finding the Fourth Proportional to 2,808,202,286.23, 4,211,309,852.55 and 815,829,837.87

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Solution

The fourth proportional to 2,808,202,286.23, 4,211,309,852.55 and 815,829,837.87 is: 1,223,456,106.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,202,286.23 : 4,211,309,852.55 = 815,829,837.87 : x
  2. Step 2: Convert to fraction form
    2,808,202,286.23/4,211,309,852.55 = 815,829,837.87/x
  3. Step 3: Cross multiply
    2,808,202,286.23x = 4,211,309,852.55 × 815,829,837.87
  4. Step 4: Simplify right side
    2,808,202,286.23x = 3,435,712,234,222,871,040
  5. Step 5: Solve for x
    x = 3,435,712,234,222,871,040/2,808,202,286.23
  6. Step 6: Final answer
    x = 1,223,456,106.09

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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.