Home / 197,845,007.20-296,629,270.80-117,024,373.60

Finding the Fourth Proportional to 197,845,007.20, 296,629,270.80 and 117,024,373.60

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Solution

The fourth proportional to 197,845,007.20, 296,629,270.80 and 117,024,373.60 is: 175,454,792.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,845,007.20 : 296,629,270.80 = 117,024,373.60 : x
  2. Step 2: Convert to fraction form
    197,845,007.20/296,629,270.80 = 117,024,373.60/x
  3. Step 3: Cross multiply
    197,845,007.20x = 296,629,270.80 × 117,024,373.60
  4. Step 4: Simplify right side
    197,845,007.20x = 34,712,854,606,794,772
  5. Step 5: Solve for x
    x = 34,712,854,606,794,772/197,845,007.20
  6. Step 6: Final answer
    x = 175,454,792.10

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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.