Home / 29,117,957,311.02-40,182,388,208.18-16,257,795,359.78

Finding the Fourth Proportional to 29,117,957,311.02, 40,182,388,208.18 and 16,257,795,359.78

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Solution

The fourth proportional to 29,117,957,311.02, 40,182,388,208.18 and 16,257,795,359.78 is: 22,435,538,234.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,117,957,311.02 : 40,182,388,208.18 = 16,257,795,359.78 : x
  2. Step 2: Convert to fraction form
    29,117,957,311.02/40,182,388,208.18 = 16,257,795,359.78/x
  3. Step 3: Cross multiply
    29,117,957,311.02x = 40,182,388,208.18 × 16,257,795,359.78
  4. Step 4: Simplify right side
    29,117,957,311.02x = 653,277,044,555,827,380,224
  5. Step 5: Solve for x
    x = 653,277,044,555,827,380,224/29,117,957,311.02
  6. Step 6: Final answer
    x = 22,435,538,234.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.