Home / 118,320,512.10-177,480,768.15-116,619,900.90

Finding the Fourth Proportional to 118,320,512.10, 177,480,768.15 and 116,619,900.90

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Solution

The fourth proportional to 118,320,512.10, 177,480,768.15 and 116,619,900.90 is: 174,929,851.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,320,512.10 : 177,480,768.15 = 116,619,900.90 : x
  2. Step 2: Convert to fraction form
    118,320,512.10/177,480,768.15 = 116,619,900.90/x
  3. Step 3: Cross multiply
    118,320,512.10x = 177,480,768.15 × 116,619,900.90
  4. Step 4: Simplify right side
    118,320,512.10x = 20,697,789,593,308,880
  5. Step 5: Solve for x
    x = 20,697,789,593,308,880/118,320,512.10
  6. Step 6: Final answer
    x = 174,929,851.35

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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.