Home / 550,980,600.53-760,353,228.95-303,461,954.78

Finding the Fourth Proportional to 550,980,600.53, 760,353,228.95 and 303,461,954.78

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Solution

The fourth proportional to 550,980,600.53, 760,353,228.95 and 303,461,954.78 is: 418,777,497.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,980,600.53 : 760,353,228.95 = 303,461,954.78 : x
  2. Step 2: Convert to fraction form
    550,980,600.53/760,353,228.95 = 303,461,954.78/x
  3. Step 3: Cross multiply
    550,980,600.53x = 760,353,228.95 × 303,461,954.78
  4. Step 4: Simplify right side
    550,980,600.53x = 230,738,277,175,132,800
  5. Step 5: Solve for x
    x = 230,738,277,175,132,800/550,980,600.53
  6. Step 6: Final answer
    x = 418,777,497.71

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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.