Home / 18,065,818,440.30-27,089,423,112.69-8,108,726,184.62

Finding the Fourth Proportional to 18,065,818,440.30, 27,089,423,112.69 and 8,108,726,184.62

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Solution

The fourth proportional to 18,065,818,440.30, 27,089,423,112.69 and 8,108,726,184.62 is: 12,158,912,990.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065,818,440.30 : 27,089,423,112.69 = 8,108,726,184.62 : x
  2. Step 2: Convert to fraction form
    18,065,818,440.30/27,089,423,112.69 = 8,108,726,184.62/x
  3. Step 3: Cross multiply
    18,065,818,440.30x = 27,089,423,112.69 × 8,108,726,184.62
  4. Step 4: Simplify right side
    18,065,818,440.30x = 219,660,714,519,984,177,152
  5. Step 5: Solve for x
    x = 219,660,714,519,984,177,152/18,065,818,440.30
  6. Step 6: Final answer
    x = 12,158,912,990.62

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1.5x scale

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.