Home / 672,605,195.40-1,008,907,793.10-536,556,299.40

Finding the Fourth Proportional to 672,605,195.40, 1,008,907,793.10 and 536,556,299.40

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Solution

The fourth proportional to 672,605,195.40, 1,008,907,793.10 and 536,556,299.40 is: 804,834,449.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,605,195.40 : 1,008,907,793.10 = 536,556,299.40 : x
  2. Step 2: Convert to fraction form
    672,605,195.40/1,008,907,793.10 = 536,556,299.40/x
  3. Step 3: Cross multiply
    672,605,195.40x = 1,008,907,793.10 × 536,556,299.40
  4. Step 4: Simplify right side
    672,605,195.40x = 541,335,831,901,556,864
  5. Step 5: Solve for x
    x = 541,335,831,901,556,864/672,605,195.40
  6. Step 6: Final answer
    x = 804,834,449.10

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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.