Home / 84,408,304.16-116,483,459.76-45,777,136.16

Finding the Fourth Proportional to 84,408,304.16, 116,483,459.76 and 45,777,136.16

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Solution

The fourth proportional to 84,408,304.16, 116,483,459.76 and 45,777,136.16 is: 63,172,447.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,408,304.16 : 116,483,459.76 = 45,777,136.16 : x
  2. Step 2: Convert to fraction form
    84,408,304.16/116,483,459.76 = 45,777,136.16/x
  3. Step 3: Cross multiply
    84,408,304.16x = 116,483,459.76 × 45,777,136.16
  4. Step 4: Simplify right side
    84,408,304.16x = 5,332,279,197,821,401
  5. Step 5: Solve for x
    x = 5,332,279,197,821,401/84,408,304.16
  6. Step 6: Final answer
    x = 63,172,447.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.