Home / 31,177,890,964.20-46,766,836,446.30-19,193,683,837.80

Finding the Fourth Proportional to 31,177,890,964.20, 46,766,836,446.30 and 19,193,683,837.80

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Solution

The fourth proportional to 31,177,890,964.20, 46,766,836,446.30 and 19,193,683,837.80 is: 28,790,525,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,177,890,964.20 : 46,766,836,446.30 = 19,193,683,837.80 : x
  2. Step 2: Convert to fraction form
    31,177,890,964.20/46,766,836,446.30 = 19,193,683,837.80/x
  3. Step 3: Cross multiply
    31,177,890,964.20x = 46,766,836,446.30 × 19,193,683,837.80
  4. Step 4: Simplify right side
    31,177,890,964.20x = 897,627,872,844,384,305,152
  5. Step 5: Solve for x
    x = 897,627,872,844,384,305,152/31,177,890,964.20
  6. Step 6: Final answer
    x = 28,790,525,756.70

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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.