Home / 132,860,520.40-199,290,780.60-89,494,934.80

Finding the Fourth Proportional to 132,860,520.40, 199,290,780.60 and 89,494,934.80

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Solution

The fourth proportional to 132,860,520.40, 199,290,780.60 and 89,494,934.80 is: 134,242,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,860,520.40 : 199,290,780.60 = 89,494,934.80 : x
  2. Step 2: Convert to fraction form
    132,860,520.40/199,290,780.60 = 89,494,934.80/x
  3. Step 3: Cross multiply
    132,860,520.40x = 199,290,780.60 × 89,494,934.80
  4. Step 4: Simplify right side
    132,860,520.40x = 17,835,515,416,038,104
  5. Step 5: Solve for x
    x = 17,835,515,416,038,104/132,860,520.40
  6. Step 6: Final answer
    x = 134,242,402.20

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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.