Home / 2,190,049,400.84-3,285,074,139.20-531,945,513.11

Finding the Fourth Proportional to 2,190,049,400.84, 3,285,074,139.20 and 531,945,513.11

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Solution

The fourth proportional to 2,190,049,400.84, 3,285,074,139.20 and 531,945,513.11 is: 797,918,278.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,049,400.84 : 3,285,074,139.20 = 531,945,513.11 : x
  2. Step 2: Convert to fraction form
    2,190,049,400.84/3,285,074,139.20 = 531,945,513.11/x
  3. Step 3: Cross multiply
    2,190,049,400.84x = 3,285,074,139.20 × 531,945,513.11
  4. Step 4: Simplify right side
    2,190,049,400.84x = 1,747,480,448,594,061,824
  5. Step 5: Solve for x
    x = 1,747,480,448,594,061,824/2,190,049,400.84
  6. Step 6: Final answer
    x = 797,918,278.89

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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.