Home / 2,808,202,286.30-4,211,309,852.64-815,829,837.94

Finding the Fourth Proportional to 2,808,202,286.30, 4,211,309,852.64 and 815,829,837.94

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Solution

The fourth proportional to 2,808,202,286.30, 4,211,309,852.64 and 815,829,837.94 is: 1,223,456,106.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,202,286.30 : 4,211,309,852.64 = 815,829,837.94 : x
  2. Step 2: Convert to fraction form
    2,808,202,286.30/4,211,309,852.64 = 815,829,837.94/x
  3. Step 3: Cross multiply
    2,808,202,286.30x = 4,211,309,852.64 × 815,829,837.94
  4. Step 4: Simplify right side
    2,808,202,286.30x = 3,435,712,234,594,416,640
  5. Step 5: Solve for x
    x = 3,435,712,234,594,416,640/2,808,202,286.30
  6. Step 6: Final answer
    x = 1,223,456,106.19

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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.