Home / 118,104,080.80-177,156,121.20-89,004,733.60

Finding the Fourth Proportional to 118,104,080.80, 177,156,121.20 and 89,004,733.60

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Solution

The fourth proportional to 118,104,080.80, 177,156,121.20 and 89,004,733.60 is: 133,507,100.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,104,080.80 : 177,156,121.20 = 89,004,733.60 : x
  2. Step 2: Convert to fraction form
    118,104,080.80/177,156,121.20 = 89,004,733.60/x
  3. Step 3: Cross multiply
    118,104,080.80x = 177,156,121.20 × 89,004,733.60
  4. Step 4: Simplify right side
    118,104,080.80x = 15,767,733,373,015,310
  5. Step 5: Solve for x
    x = 15,767,733,373,015,310/118,104,080.80
  6. Step 6: Final answer
    x = 133,507,100.40

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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.