Home / 148,608,001.20-222,912,001.80-112,328,295.60

Finding the Fourth Proportional to 148,608,001.20, 222,912,001.80 and 112,328,295.60

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Solution

The fourth proportional to 148,608,001.20, 222,912,001.80 and 112,328,295.60 is: 168,492,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,001.20 : 222,912,001.80 = 112,328,295.60 : x
  2. Step 2: Convert to fraction form
    148,608,001.20/222,912,001.80 = 112,328,295.60/x
  3. Step 3: Cross multiply
    148,608,001.20x = 222,912,001.80 × 112,328,295.60
  4. Step 4: Simplify right side
    148,608,001.20x = 25,039,325,230,978,132
  5. Step 5: Solve for x
    x = 25,039,325,230,978,132/148,608,001.20
  6. Step 6: Final answer
    x = 168,492,443.40

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1.5x scale

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.