Home / 2,392,380,782.51-3,588,542,307.39-621,594,812.12

Finding the Fourth Proportional to 2,392,380,782.51, 3,588,542,307.39 and 621,594,812.12

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Solution

The fourth proportional to 2,392,380,782.51, 3,588,542,307.39 and 621,594,812.12 is: 932,384,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392,380,782.51 : 3,588,542,307.39 = 621,594,812.12 : x
  2. Step 2: Convert to fraction form
    2,392,380,782.51/3,588,542,307.39 = 621,594,812.12/x
  3. Step 3: Cross multiply
    2,392,380,782.51x = 3,588,542,307.39 × 621,594,812.12
  4. Step 4: Simplify right side
    2,392,380,782.51x = 2,230,619,281,346,758,144
  5. Step 5: Solve for x
    x = 2,230,619,281,346,758,144/2,392,380,782.51
  6. Step 6: Final answer
    x = 932,384,718.04

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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.