Home / 27,286,470,793.80-40,929,706,190.70-8,655,424,792.20

Finding the Fourth Proportional to 27,286,470,793.80, 40,929,706,190.70 and 8,655,424,792.20

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Solution

The fourth proportional to 27,286,470,793.80, 40,929,706,190.70 and 8,655,424,792.20 is: 12,983,137,188.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,286,470,793.80 : 40,929,706,190.70 = 8,655,424,792.20 : x
  2. Step 2: Convert to fraction form
    27,286,470,793.80/40,929,706,190.70 = 8,655,424,792.20/x
  3. Step 3: Cross multiply
    27,286,470,793.80x = 40,929,706,190.70 × 8,655,424,792.20
  4. Step 4: Simplify right side
    27,286,470,793.80x = 354,263,993,700,446,633,984
  5. Step 5: Solve for x
    x = 354,263,993,700,446,633,984/27,286,470,793.80
  6. Step 6: Final answer
    x = 12,983,137,188.30

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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.