Home / 21,901,129,972.73-32,851,335,959.30-6,978,092,817.99

Finding the Fourth Proportional to 21,901,129,972.73, 32,851,335,959.30 and 6,978,092,817.99

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Solution

The fourth proportional to 21,901,129,972.73, 32,851,335,959.30 and 6,978,092,817.99 is: 10,467,024,843.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,901,129,972.73 : 32,851,335,959.30 = 6,978,092,817.99 : x
  2. Step 2: Convert to fraction form
    21,901,129,972.73/32,851,335,959.30 = 6,978,092,817.99/x
  3. Step 3: Cross multiply
    21,901,129,972.73x = 32,851,335,959.30 × 6,978,092,817.99
  4. Step 4: Simplify right side
    21,901,129,972.73x = 229,239,671,518,967,955,456
  5. Step 5: Solve for x
    x = 229,239,671,518,967,955,456/21,901,129,972.73
  6. Step 6: Final answer
    x = 10,467,024,843.21

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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.