Home / 111,266,953.92-166,898,656.32-30,487,921.92

Finding the Fourth Proportional to 111,266,953.92, 166,898,656.32 and 30,487,921.92

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Solution

The fourth proportional to 111,266,953.92, 166,898,656.32 and 30,487,921.92 is: 45,731,396.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,266,953.92 : 166,898,656.32 = 30,487,921.92 : x
  2. Step 2: Convert to fraction form
    111,266,953.92/166,898,656.32 = 30,487,921.92/x
  3. Step 3: Cross multiply
    111,266,953.92x = 166,898,656.32 × 30,487,921.92
  4. Step 4: Simplify right side
    111,266,953.92x = 5,088,393,202,437,075
  5. Step 5: Solve for x
    x = 5,088,393,202,437,075/111,266,953.92
  6. Step 6: Final answer
    x = 45,731,396.64

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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.