Home / 2,889,354,905.71-4,332,969,291.96-998,069,770.21

Finding the Fourth Proportional to 2,889,354,905.71, 4,332,969,291.96 and 998,069,770.21

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Solution

The fourth proportional to 2,889,354,905.71, 4,332,969,291.96 and 998,069,770.21 is: 1,496,737,440.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,354,905.71 : 4,332,969,291.96 = 998,069,770.21 : x
  2. Step 2: Convert to fraction form
    2,889,354,905.71/4,332,969,291.96 = 998,069,770.21/x
  3. Step 3: Cross multiply
    2,889,354,905.71x = 4,332,969,291.96 × 998,069,770.21
  4. Step 4: Simplify right side
    2,889,354,905.71x = 4,324,605,665,542,671,360
  5. Step 5: Solve for x
    x = 4,324,605,665,542,671,360/2,889,354,905.71
  6. Step 6: Final answer
    x = 1,496,737,440.25

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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.