Home / 123,397,477.80-185,096,216.70-31,281,037.80

Finding the Fourth Proportional to 123,397,477.80, 185,096,216.70 and 31,281,037.80

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Solution

The fourth proportional to 123,397,477.80, 185,096,216.70 and 31,281,037.80 is: 46,921,556.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,397,477.80 : 185,096,216.70 = 31,281,037.80 : x
  2. Step 2: Convert to fraction form
    123,397,477.80/185,096,216.70 = 31,281,037.80/x
  3. Step 3: Cross multiply
    123,397,477.80x = 185,096,216.70 × 31,281,037.80
  4. Step 4: Simplify right side
    123,397,477.80x = 5,790,001,751,229,691
  5. Step 5: Solve for x
    x = 5,790,001,751,229,691/123,397,477.80
  6. Step 6: Final answer
    x = 46,921,556.70

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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.