Home / 267,029,608.80-400,544,413.20-163,717,478.40

Finding the Fourth Proportional to 267,029,608.80, 400,544,413.20 and 163,717,478.40

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Solution

The fourth proportional to 267,029,608.80, 400,544,413.20 and 163,717,478.40 is: 245,576,217.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,029,608.80 : 400,544,413.20 = 163,717,478.40 : x
  2. Step 2: Convert to fraction form
    267,029,608.80/400,544,413.20 = 163,717,478.40/x
  3. Step 3: Cross multiply
    267,029,608.80x = 400,544,413.20 × 163,717,478.40
  4. Step 4: Simplify right side
    267,029,608.80x = 65,576,121,316,311,672
  5. Step 5: Solve for x
    x = 65,576,121,316,311,672/267,029,608.80
  6. Step 6: Final answer
    x = 245,576,217.60

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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.