Home / 1,103,040,643.68-1,654,130,489.04-481,445,992.80

Finding the Fourth Proportional to 1,103,040,643.68, 1,654,130,489.04 and 481,445,992.80

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Solution

The fourth proportional to 1,103,040,643.68, 1,654,130,489.04 and 481,445,992.80 is: 721,981,098.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,040,643.68 : 1,654,130,489.04 = 481,445,992.80 : x
  2. Step 2: Convert to fraction form
    1,103,040,643.68/1,654,130,489.04 = 481,445,992.80/x
  3. Step 3: Cross multiply
    1,103,040,643.68x = 1,654,130,489.04 × 481,445,992.80
  4. Step 4: Simplify right side
    1,103,040,643.68x = 796,374,495,516,612,352
  5. Step 5: Solve for x
    x = 796,374,495,516,612,352/1,103,040,643.68
  6. Step 6: Final answer
    x = 721,981,098.41

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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.