Home / 22,419,084,529.18-30,938,339,273.46-12,257,819,281.66

Finding the Fourth Proportional to 22,419,084,529.18, 30,938,339,273.46 and 12,257,819,281.66

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Solution

The fourth proportional to 22,419,084,529.18, 30,938,339,273.46 and 12,257,819,281.66 is: 16,915,792,042.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,419,084,529.18 : 30,938,339,273.46 = 12,257,819,281.66 : x
  2. Step 2: Convert to fraction form
    22,419,084,529.18/30,938,339,273.46 = 12,257,819,281.66/x
  3. Step 3: Cross multiply
    22,419,084,529.18x = 30,938,339,273.46 × 12,257,819,281.66
  4. Step 4: Simplify right side
    22,419,084,529.18x = 379,236,571,688,886,403,072
  5. Step 5: Solve for x
    x = 379,236,571,688,886,403,072/22,419,084,529.18
  6. Step 6: Final answer
    x = 16,915,792,042.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.