Home / 107,623,845.40-161,860,920.90-96,569,872.60

Finding the Fourth Proportional to 107,623,845.40, 161,860,920.90 and 96,569,872.60

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Solution

The fourth proportional to 107,623,845.40, 161,860,920.90 and 96,569,872.60 is: 145,236,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,623,845.40 : 161,860,920.90 = 96,569,872.60 : x
  2. Step 2: Convert to fraction form
    107,623,845.40/161,860,920.90 = 96,569,872.60/x
  3. Step 3: Cross multiply
    107,623,845.40x = 161,860,920.90 × 96,569,872.60
  4. Step 4: Simplify right side
    107,623,845.40x = 15,630,888,510,231,676
  5. Step 5: Solve for x
    x = 15,630,888,510,231,676/107,623,845.40
  6. Step 6: Final answer
    x = 145,236,294.54

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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.