Home / 2,289,360,122.40-3,434,488,081.20-979,259,642.40

Finding the Fourth Proportional to 2,289,360,122.40, 3,434,488,081.20 and 979,259,642.40

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Solution

The fourth proportional to 2,289,360,122.40, 3,434,488,081.20 and 979,259,642.40 is: 1,469,081,049.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289,360,122.40 : 3,434,488,081.20 = 979,259,642.40 : x
  2. Step 2: Convert to fraction form
    2,289,360,122.40/3,434,488,081.20 = 979,259,642.40/x
  3. Step 3: Cross multiply
    2,289,360,122.40x = 3,434,488,081.20 × 979,259,642.40
  4. Step 4: Simplify right side
    2,289,360,122.40x = 3,363,255,570,222,973,952
  5. Step 5: Solve for x
    x = 3,363,255,570,222,973,952/2,289,360,122.40
  6. Step 6: Final answer
    x = 1,469,081,049.03

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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.