Home / 118,349,173.20-177,397,788.60-45,537,819.60

Finding the Fourth Proportional to 118,349,173.20, 177,397,788.60 and 45,537,819.60

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Solution

The fourth proportional to 118,349,173.20, 177,397,788.60 and 45,537,819.60 is: 68,258,258.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,349,173.20 : 177,397,788.60 = 45,537,819.60 : x
  2. Step 2: Convert to fraction form
    118,349,173.20/177,397,788.60 = 45,537,819.60/x
  3. Step 3: Cross multiply
    118,349,173.20x = 177,397,788.60 × 45,537,819.60
  4. Step 4: Simplify right side
    118,349,173.20x = 8,078,308,494,705,737
  5. Step 5: Solve for x
    x = 8,078,308,494,705,737/118,349,173.20
  6. Step 6: Final answer
    x = 68,258,258.81

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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.