Home / 338,595,012.38-507,770,670.39-117,206,199.59

Finding the Fourth Proportional to 338,595,012.38, 507,770,670.39 and 117,206,199.59

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Solution

The fourth proportional to 338,595,012.38, 507,770,670.39 and 117,206,199.59 is: 175,767,121.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,595,012.38 : 507,770,670.39 = 117,206,199.59 : x
  2. Step 2: Convert to fraction form
    338,595,012.38/507,770,670.39 = 117,206,199.59/x
  3. Step 3: Cross multiply
    338,595,012.38x = 507,770,670.39 × 117,206,199.59
  4. Step 4: Simplify right side
    338,595,012.38x = 59,513,870,538,182,464
  5. Step 5: Solve for x
    x = 59,513,870,538,182,464/338,595,012.38
  6. Step 6: Final answer
    x = 175,767,121.08

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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.