Home / 156,543,173.56-234,734,296.96-82,806,606.88

Finding the Fourth Proportional to 156,543,173.56, 234,734,296.96 and 82,806,606.88

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Solution

The fourth proportional to 156,543,173.56, 234,734,296.96 and 82,806,606.88 is: 124,167,347.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,543,173.56 : 234,734,296.96 = 82,806,606.88 : x
  2. Step 2: Convert to fraction form
    156,543,173.56/234,734,296.96 = 82,806,606.88/x
  3. Step 3: Cross multiply
    156,543,173.56x = 234,734,296.96 × 82,806,606.88
  4. Step 4: Simplify right side
    156,543,173.56x = 19,437,550,649,619,900
  5. Step 5: Solve for x
    x = 19,437,550,649,619,900/156,543,173.56
  6. Step 6: Final answer
    x = 124,167,347.62

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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.