Home / 1,136,248,540.96-1,567,933,680.72-696,155,556.64

Finding the Fourth Proportional to 1,136,248,540.96, 1,567,933,680.72 and 696,155,556.64

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Solution

The fourth proportional to 1,136,248,540.96, 1,567,933,680.72 and 696,155,556.64 is: 960,639,952.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,248,540.96 : 1,567,933,680.72 = 696,155,556.64 : x
  2. Step 2: Convert to fraction form
    1,136,248,540.96/1,567,933,680.72 = 696,155,556.64/x
  3. Step 3: Cross multiply
    1,136,248,540.96x = 1,567,933,680.72 × 696,155,556.64
  4. Step 4: Simplify right side
    1,136,248,540.96x = 1,091,525,744,276,235,648
  5. Step 5: Solve for x
    x = 1,091,525,744,276,235,648/1,136,248,540.96
  6. Step 6: Final answer
    x = 960,639,952.38

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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.