Home / 252,227,404.80-378,341,107.20-154,867,413.60

Finding the Fourth Proportional to 252,227,404.80, 378,341,107.20 and 154,867,413.60

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Solution

The fourth proportional to 252,227,404.80, 378,341,107.20 and 154,867,413.60 is: 232,301,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,227,404.80 : 378,341,107.20 = 154,867,413.60 : x
  2. Step 2: Convert to fraction form
    252,227,404.80/378,341,107.20 = 154,867,413.60/x
  3. Step 3: Cross multiply
    252,227,404.80x = 378,341,107.20 × 154,867,413.60
  4. Step 4: Simplify right side
    252,227,404.80x = 58,592,708,730,624,336
  5. Step 5: Solve for x
    x = 58,592,708,730,624,336/252,227,404.80
  6. Step 6: Final answer
    x = 232,301,120.40

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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.