Home / 156,625,912.81-235,049,271.23-73,631,453.44

Finding the Fourth Proportional to 156,625,912.81, 235,049,271.23 and 73,631,453.44

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Solution

The fourth proportional to 156,625,912.81, 235,049,271.23 and 73,631,453.44 is: 110,499,081.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,625,912.81 : 235,049,271.23 = 73,631,453.44 : x
  2. Step 2: Convert to fraction form
    156,625,912.81/235,049,271.23 = 73,631,453.44/x
  3. Step 3: Cross multiply
    156,625,912.81x = 235,049,271.23 × 73,631,453.44
  4. Step 4: Simplify right side
    156,625,912.81x = 17,307,019,470,677,676
  5. Step 5: Solve for x
    x = 17,307,019,470,677,676/156,625,912.81
  6. Step 6: Final answer
    x = 110,499,081.28

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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.