Home / 368,904,362.76-553,453,458.78-132,577,745.13

Finding the Fourth Proportional to 368,904,362.76, 553,453,458.78 and 132,577,745.13

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Solution

The fourth proportional to 368,904,362.76, 553,453,458.78 and 132,577,745.13 is: 198,901,447.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,904,362.76 : 553,453,458.78 = 132,577,745.13 : x
  2. Step 2: Convert to fraction form
    368,904,362.76/553,453,458.78 = 132,577,745.13/x
  3. Step 3: Cross multiply
    368,904,362.76x = 553,453,458.78 × 132,577,745.13
  4. Step 4: Simplify right side
    368,904,362.76x = 73,375,611,599,451,792
  5. Step 5: Solve for x
    x = 73,375,611,599,451,792/368,904,362.76
  6. Step 6: Final answer
    x = 198,901,447.11

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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.