Home / 110,811,999.80-166,217,999.70-91,937,631.80

Finding the Fourth Proportional to 110,811,999.80, 166,217,999.70 and 91,937,631.80

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Solution

The fourth proportional to 110,811,999.80, 166,217,999.70 and 91,937,631.80 is: 137,906,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,811,999.80 : 166,217,999.70 = 91,937,631.80 : x
  2. Step 2: Convert to fraction form
    110,811,999.80/166,217,999.70 = 91,937,631.80/x
  3. Step 3: Cross multiply
    110,811,999.80x = 166,217,999.70 × 91,937,631.80
  4. Step 4: Simplify right side
    110,811,999.80x = 15,281,689,254,951,108
  5. Step 5: Solve for x
    x = 15,281,689,254,951,108/110,811,999.80
  6. Step 6: Final answer
    x = 137,906,447.70

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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.