Home / 72,796,892.03-100,462,189.80-43,053,037.11

Finding the Fourth Proportional to 72,796,892.03, 100,462,189.80 and 43,053,037.11

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Solution

The fourth proportional to 72,796,892.03, 100,462,189.80 and 43,053,037.11 is: 59,414,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,796,892.03 : 100,462,189.80 = 43,053,037.11 : x
  2. Step 2: Convert to fraction form
    72,796,892.03/100,462,189.80 = 43,053,037.11/x
  3. Step 3: Cross multiply
    72,796,892.03x = 100,462,189.80 × 43,053,037.11
  4. Step 4: Simplify right side
    72,796,892.03x = 4,325,202,385,328,764
  5. Step 5: Solve for x
    x = 4,325,202,385,328,764/72,796,892.03
  6. Step 6: Final answer
    x = 59,414,657.20

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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.