Home / 147,622,009.80-221,433,014.70-133,009,350.60

Finding the Fourth Proportional to 147,622,009.80, 221,433,014.70 and 133,009,350.60

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Solution

The fourth proportional to 147,622,009.80, 221,433,014.70 and 133,009,350.60 is: 199,514,025.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,009.80 : 221,433,014.70 = 133,009,350.60 : x
  2. Step 2: Convert to fraction form
    147,622,009.80/221,433,014.70 = 133,009,350.60/x
  3. Step 3: Cross multiply
    147,622,009.80x = 221,433,014.70 × 133,009,350.60
  4. Step 4: Simplify right side
    147,622,009.80x = 29,452,661,486,647,252
  5. Step 5: Solve for x
    x = 29,452,661,486,647,252/147,622,009.80
  6. Step 6: Final answer
    x = 199,514,025.90

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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.