Home / 314,187,919.38-471,356,062.11-98,777,167.38

Finding the Fourth Proportional to 314,187,919.38, 471,356,062.11 and 98,777,167.38

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Solution

The fourth proportional to 314,187,919.38, 471,356,062.11 and 98,777,167.38 is: 148,189,073.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,187,919.38 : 471,356,062.11 = 98,777,167.38 : x
  2. Step 2: Convert to fraction form
    314,187,919.38/471,356,062.11 = 98,777,167.38/x
  3. Step 3: Cross multiply
    314,187,919.38x = 471,356,062.11 × 98,777,167.38
  4. Step 4: Simplify right side
    314,187,919.38x = 46,559,216,642,617,144
  5. Step 5: Solve for x
    x = 46,559,216,642,617,144/314,187,919.38
  6. Step 6: Final answer
    x = 148,189,073.39

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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.