Home / 291,504,291,930.48-437,275,623,898.08-76,378,101,922.56

Finding the Fourth Proportional to 291,504,291,930.48, 437,275,623,898.08 and 76,378,101,922.56

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Solution

The fourth proportional to 291,504,291,930.48, 437,275,623,898.08 and 76,378,101,922.56 is: 114,572,179,878.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,504,291,930.48 : 437,275,623,898.08 = 76,378,101,922.56 : x
  2. Step 2: Convert to fraction form
    291,504,291,930.48/437,275,623,898.08 = 76,378,101,922.56/x
  3. Step 3: Cross multiply
    291,504,291,930.48x = 437,275,623,898.08 × 76,378,101,922.56
  4. Step 4: Simplify right side
    291,504,291,930.48x = 33,398,282,170,338,566,471,680
  5. Step 5: Solve for x
    x = 33,398,282,170,338,566,471,680/291,504,291,930.48
  6. Step 6: Final answer
    x = 114,572,179,878.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.