Home / 148,663,145.80-222,994,718.70-118,052,144.20

Finding the Fourth Proportional to 148,663,145.80, 222,994,718.70 and 118,052,144.20

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Solution

The fourth proportional to 148,663,145.80, 222,994,718.70 and 118,052,144.20 is: 177,078,216.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,663,145.80 : 222,994,718.70 = 118,052,144.20 : x
  2. Step 2: Convert to fraction form
    148,663,145.80/222,994,718.70 = 118,052,144.20/x
  3. Step 3: Cross multiply
    148,663,145.80x = 222,994,718.70 × 118,052,144.20
  4. Step 4: Simplify right side
    148,663,145.80x = 26,325,004,687,810,836
  5. Step 5: Solve for x
    x = 26,325,004,687,810,836/148,663,145.80
  6. Step 6: Final answer
    x = 177,078,216.30

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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.