Home / 314,177,642,654.27-471,266,470,217.16-75,412,291,749.85

Finding the Fourth Proportional to 314,177,642,654.27, 471,266,470,217.16 and 75,412,291,749.85

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Solution

The fourth proportional to 314,177,642,654.27, 471,266,470,217.16 and 75,412,291,749.85 is: 113,118,439,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,177,642,654.27 : 471,266,470,217.16 = 75,412,291,749.85 : x
  2. Step 2: Convert to fraction form
    314,177,642,654.27/471,266,470,217.16 = 75,412,291,749.85/x
  3. Step 3: Cross multiply
    314,177,642,654.27x = 471,266,470,217.16 × 75,412,291,749.85
  4. Step 4: Simplify right side
    314,177,642,654.27x = 35,539,284,543,937,993,244,672
  5. Step 5: Solve for x
    x = 35,539,284,543,937,993,244,672/314,177,642,654.27
  6. Step 6: Final answer
    x = 113,118,439,121.55

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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.