Home / 1,889,392,314.54-2,834,078,380.02-490,375,564.82

Finding the Fourth Proportional to 1,889,392,314.54, 2,834,078,380.02 and 490,375,564.82

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Solution

The fourth proportional to 1,889,392,314.54, 2,834,078,380.02 and 490,375,564.82 is: 735,560,727.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,392,314.54 : 2,834,078,380.02 = 490,375,564.82 : x
  2. Step 2: Convert to fraction form
    1,889,392,314.54/2,834,078,380.02 = 490,375,564.82/x
  3. Step 3: Cross multiply
    1,889,392,314.54x = 2,834,078,380.02 × 490,375,564.82
  4. Step 4: Simplify right side
    1,889,392,314.54x = 1,389,762,786,332,287,744
  5. Step 5: Solve for x
    x = 1,389,762,786,332,287,744/1,889,392,314.54
  6. Step 6: Final answer
    x = 735,560,727.98

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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.