Home / 664,012,232.40-996,167,647.80-203,971,630.80

Finding the Fourth Proportional to 664,012,232.40, 996,167,647.80 and 203,971,630.80

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Solution

The fourth proportional to 664,012,232.40, 996,167,647.80 and 203,971,630.80 is: 306,003,308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,012,232.40 : 996,167,647.80 = 203,971,630.80 : x
  2. Step 2: Convert to fraction form
    664,012,232.40/996,167,647.80 = 203,971,630.80/x
  3. Step 3: Cross multiply
    664,012,232.40x = 996,167,647.80 × 203,971,630.80
  4. Step 4: Simplify right side
    664,012,232.40x = 203,189,939,671,966,048
  5. Step 5: Solve for x
    x = 203,189,939,671,966,048/664,012,232.40
  6. Step 6: Final answer
    x = 306,003,308.01

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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.