Home / 800,507,179.78-1,104,711,190.08-461,228,145.83

Finding the Fourth Proportional to 800,507,179.78, 1,104,711,190.08 and 461,228,145.83

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Solution

The fourth proportional to 800,507,179.78, 1,104,711,190.08 and 461,228,145.83 is: 636,501,341.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,507,179.78 : 1,104,711,190.08 = 461,228,145.83 : x
  2. Step 2: Convert to fraction form
    800,507,179.78/1,104,711,190.08 = 461,228,145.83/x
  3. Step 3: Cross multiply
    800,507,179.78x = 1,104,711,190.08 × 461,228,145.83
  4. Step 4: Simplify right side
    800,507,179.78x = 509,523,893,874,873,408
  5. Step 5: Solve for x
    x = 509,523,893,874,873,408/800,507,179.78
  6. Step 6: Final answer
    x = 636,501,341.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.