Home / 837,231,076.50-1,155,378,885.57-466,040,795.66

Finding the Fourth Proportional to 837,231,076.50, 1,155,378,885.57 and 466,040,795.66

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Solution

The fourth proportional to 837,231,076.50, 1,155,378,885.57 and 466,040,795.66 is: 643,136,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,231,076.50 : 1,155,378,885.57 = 466,040,795.66 : x
  2. Step 2: Convert to fraction form
    837,231,076.50/1,155,378,885.57 = 466,040,795.66/x
  3. Step 3: Cross multiply
    837,231,076.50x = 1,155,378,885.57 × 466,040,795.66
  4. Step 4: Simplify right side
    837,231,076.50x = 538,453,695,119,806,912
  5. Step 5: Solve for x
    x = 538,453,695,119,806,912/837,231,076.50
  6. Step 6: Final answer
    x = 643,136,298.01

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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.