Home / 201,471,778.70-302,058,368.85-136,613,717.90

Finding the Fourth Proportional to 201,471,778.70, 302,058,368.85 and 136,613,717.90

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Solution

The fourth proportional to 201,471,778.70, 302,058,368.85 and 136,613,717.90 is: 204,819,340.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,471,778.70 : 302,058,368.85 = 136,613,717.90 : x
  2. Step 2: Convert to fraction form
    201,471,778.70/302,058,368.85 = 136,613,717.90/x
  3. Step 3: Cross multiply
    201,471,778.70x = 302,058,368.85 × 136,613,717.90
  4. Step 4: Simplify right side
    201,471,778.70x = 41,265,316,791,408,056
  5. Step 5: Solve for x
    x = 41,265,316,791,408,056/201,471,778.70
  6. Step 6: Final answer
    x = 204,819,340.25

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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.