Home / 2,334,702,758.40-3,221,865,918.72-1,291,668,687.36

Finding the Fourth Proportional to 2,334,702,758.40, 3,221,865,918.72 and 1,291,668,687.36

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Solution

The fourth proportional to 2,334,702,758.40, 3,221,865,918.72 and 1,291,668,687.36 is: 1,782,489,572.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,334,702,758.40 : 3,221,865,918.72 = 1,291,668,687.36 : x
  2. Step 2: Convert to fraction form
    2,334,702,758.40/3,221,865,918.72 = 1,291,668,687.36/x
  3. Step 3: Cross multiply
    2,334,702,758.40x = 3,221,865,918.72 × 1,291,668,687.36
  4. Step 4: Simplify right side
    2,334,702,758.40x = 4,161,583,322,082,982,400
  5. Step 5: Solve for x
    x = 4,161,583,322,082,982,400/2,334,702,758.40
  6. Step 6: Final answer
    x = 1,782,489,572.65

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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.