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Finding the Fourth Proportional to 797,391,811.60, 1,193,400,331.80 and 797,391,811.60

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Solution

The fourth proportional to 797,391,811.60, 1,193,400,331.80 and 797,391,811.60 is: 1,193,400,331.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,391,811.60 : 1,193,400,331.80 = 797,391,811.60 : x
  2. Step 2: Convert to fraction form
    797,391,811.60/1,193,400,331.80 = 797,391,811.60/x
  3. Step 3: Cross multiply
    797,391,811.60x = 1,193,400,331.80 × 797,391,811.60
  4. Step 4: Simplify right side
    797,391,811.60x = 951,607,652,538,043,136
  5. Step 5: Solve for x
    x = 951,607,652,538,043,136/797,391,811.60
  6. Step 6: Final answer
    x = 1,193,400,331.80

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1.5x scale

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.