Home / 66,530,192.10-99,795,288.15-30,156,008.10

Finding the Fourth Proportional to 66,530,192.10, 99,795,288.15 and 30,156,008.10

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Solution

The fourth proportional to 66,530,192.10, 99,795,288.15 and 30,156,008.10 is: 45,234,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,530,192.10 : 99,795,288.15 = 30,156,008.10 : x
  2. Step 2: Convert to fraction form
    66,530,192.10/99,795,288.15 = 30,156,008.10/x
  3. Step 3: Cross multiply
    66,530,192.10x = 99,795,288.15 × 30,156,008.10
  4. Step 4: Simplify right side
    66,530,192.10x = 3,009,427,517,793,234.50
  5. Step 5: Solve for x
    x = 3,009,427,517,793,234.50/66,530,192.10
  6. Step 6: Final answer
    x = 45,234,012.15

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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.