Home / 705,028,298.40-1,057,542,447.60-568,979,402.40

Finding the Fourth Proportional to 705,028,298.40, 1,057,542,447.60 and 568,979,402.40

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Solution

The fourth proportional to 705,028,298.40, 1,057,542,447.60 and 568,979,402.40 is: 853,469,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,028,298.40 : 1,057,542,447.60 = 568,979,402.40 : x
  2. Step 2: Convert to fraction form
    705,028,298.40/1,057,542,447.60 = 568,979,402.40/x
  3. Step 3: Cross multiply
    705,028,298.40x = 1,057,542,447.60 × 568,979,402.40
  4. Step 4: Simplify right side
    705,028,298.40x = 601,719,869,848,081,280
  5. Step 5: Solve for x
    x = 601,719,869,848,081,280/705,028,298.40
  6. Step 6: Final answer
    x = 853,469,103.60

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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.