Home / 5,245,167,934.12-7,238,744,367.78-2,987,202,933.40

Finding the Fourth Proportional to 5,245,167,934.12, 7,238,744,367.78 and 2,987,202,933.40

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Solution

The fourth proportional to 5,245,167,934.12, 7,238,744,367.78 and 2,987,202,933.40 is: 4,122,575,040.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245,167,934.12 : 7,238,744,367.78 = 2,987,202,933.40 : x
  2. Step 2: Convert to fraction form
    5,245,167,934.12/7,238,744,367.78 = 2,987,202,933.40/x
  3. Step 3: Cross multiply
    5,245,167,934.12x = 7,238,744,367.78 × 2,987,202,933.40
  4. Step 4: Simplify right side
    5,245,167,934.12x = 21,623,598,409,565,143,040
  5. Step 5: Solve for x
    x = 21,623,598,409,565,143,040/5,245,167,934.12
  6. Step 6: Final answer
    x = 4,122,575,040.72

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1.5x scale

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.