Home / 21,827,234,029.20-32,740,851,043.80-11,909,269,510.80

Finding the Fourth Proportional to 21,827,234,029.20, 32,740,851,043.80 and 11,909,269,510.80

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Solution

The fourth proportional to 21,827,234,029.20, 32,740,851,043.80 and 11,909,269,510.80 is: 17,863,904,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,827,234,029.20 : 32,740,851,043.80 = 11,909,269,510.80 : x
  2. Step 2: Convert to fraction form
    21,827,234,029.20/32,740,851,043.80 = 11,909,269,510.80/x
  3. Step 3: Cross multiply
    21,827,234,029.20x = 32,740,851,043.80 × 11,909,269,510.80
  4. Step 4: Simplify right side
    21,827,234,029.20x = 389,919,619,093,571,633,152
  5. Step 5: Solve for x
    x = 389,919,619,093,571,633,152/21,827,234,029.20
  6. Step 6: Final answer
    x = 17,863,904,266.20

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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.