Home / 1,235,703,654.20-1,853,555,481.30-653,212,825.40

Finding the Fourth Proportional to 1,235,703,654.20, 1,853,555,481.30 and 653,212,825.40

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Solution

The fourth proportional to 1,235,703,654.20, 1,853,555,481.30 and 653,212,825.40 is: 979,819,238.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,703,654.20 : 1,853,555,481.30 = 653,212,825.40 : x
  2. Step 2: Convert to fraction form
    1,235,703,654.20/1,853,555,481.30 = 653,212,825.40/x
  3. Step 3: Cross multiply
    1,235,703,654.20x = 1,853,555,481.30 × 653,212,825.40
  4. Step 4: Simplify right side
    1,235,703,654.20x = 1,210,766,212,975,629,824
  5. Step 5: Solve for x
    x = 1,210,766,212,975,629,824/1,235,703,654.20
  6. Step 6: Final answer
    x = 979,819,238.10

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1.5x scale

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.