Home / 177,152,015.20-265,770,013.20-90,903,733.60

Finding the Fourth Proportional to 177,152,015.20, 265,770,013.20 and 90,903,733.60

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Solution

The fourth proportional to 177,152,015.20, 265,770,013.20 and 90,903,733.60 is: 136,377,147.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,152,015.20 : 265,770,013.20 = 90,903,733.60 : x
  2. Step 2: Convert to fraction form
    177,152,015.20/265,770,013.20 = 90,903,733.60/x
  3. Step 3: Cross multiply
    177,152,015.20x = 265,770,013.20 × 90,903,733.60
  4. Step 4: Simplify right side
    177,152,015.20x = 24,159,486,478,801,280
  5. Step 5: Solve for x
    x = 24,159,486,478,801,280/177,152,015.20
  6. Step 6: Final answer
    x = 136,377,147.34

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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.