Home / 1,102,286,808-1,652,856,138.72-519,864,665.76

Finding the Fourth Proportional to 1,102,286,808, 1,652,856,138.72 and 519,864,665.76

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Solution

The fourth proportional to 1,102,286,808, 1,652,856,138.72 and 519,864,665.76 is: 779,526,252.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,286,808 : 1,652,856,138.72 = 519,864,665.76 : x
  2. Step 2: Convert to fraction form
    1,102,286,808/1,652,856,138.72 = 519,864,665.76/x
  3. Step 3: Cross multiply
    1,102,286,808x = 1,652,856,138.72 × 519,864,665.76
  4. Step 4: Simplify right side
    1,102,286,808x = 859,261,504,105,037,056
  5. Step 5: Solve for x
    x = 859,261,504,105,037,056/1,102,286,808
  6. Step 6: Final answer
    x = 779,526,252.03

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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.