Home / 528,770,469.60-793,155,704.40-222,408,511.20

Finding the Fourth Proportional to 528,770,469.60, 793,155,704.40 and 222,408,511.20

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Solution

The fourth proportional to 528,770,469.60, 793,155,704.40 and 222,408,511.20 is: 333,612,766.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,770,469.60 : 793,155,704.40 = 222,408,511.20 : x
  2. Step 2: Convert to fraction form
    528,770,469.60/793,155,704.40 = 222,408,511.20/x
  3. Step 3: Cross multiply
    528,770,469.60x = 793,155,704.40 × 222,408,511.20
  4. Step 4: Simplify right side
    528,770,469.60x = 176,404,579,365,391,264
  5. Step 5: Solve for x
    x = 176,404,579,365,391,264/528,770,469.60
  6. Step 6: Final answer
    x = 333,612,766.80

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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.