Home / 804,301,319.80-1,206,451,979.70-569,616,974.20

Finding the Fourth Proportional to 804,301,319.80, 1,206,451,979.70 and 569,616,974.20

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Solution

The fourth proportional to 804,301,319.80, 1,206,451,979.70 and 569,616,974.20 is: 854,425,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,301,319.80 : 1,206,451,979.70 = 569,616,974.20 : x
  2. Step 2: Convert to fraction form
    804,301,319.80/1,206,451,979.70 = 569,616,974.20/x
  3. Step 3: Cross multiply
    804,301,319.80x = 1,206,451,979.70 × 569,616,974.20
  4. Step 4: Simplify right side
    804,301,319.80x = 687,215,526,194,313,856
  5. Step 5: Solve for x
    x = 687,215,526,194,313,856/804,301,319.80
  6. Step 6: Final answer
    x = 854,425,461.30

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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.