Home / 21,803,259,157.48-32,703,713,005.02-12,481,188,803.56

Finding the Fourth Proportional to 21,803,259,157.48, 32,703,713,005.02 and 12,481,188,803.56

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Solution

The fourth proportional to 21,803,259,157.48, 32,703,713,005.02 and 12,481,188,803.56 is: 18,721,110,162.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,803,259,157.48 : 32,703,713,005.02 = 12,481,188,803.56 : x
  2. Step 2: Convert to fraction form
    21,803,259,157.48/32,703,713,005.02 = 12,481,188,803.56/x
  3. Step 3: Cross multiply
    21,803,259,157.48x = 32,703,713,005.02 × 12,481,188,803.56
  4. Step 4: Simplify right side
    21,803,259,157.48x = 408,181,216,593,095,163,904
  5. Step 5: Solve for x
    x = 408,181,216,593,095,163,904/21,803,259,157.48
  6. Step 6: Final answer
    x = 18,721,110,162.70

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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.