Home / 177,931,447.20-266,897,170.80-109,552,413.60

Finding the Fourth Proportional to 177,931,447.20, 266,897,170.80 and 109,552,413.60

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Solution

The fourth proportional to 177,931,447.20, 266,897,170.80 and 109,552,413.60 is: 164,328,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,931,447.20 : 266,897,170.80 = 109,552,413.60 : x
  2. Step 2: Convert to fraction form
    177,931,447.20/266,897,170.80 = 109,552,413.60/x
  3. Step 3: Cross multiply
    177,931,447.20x = 266,897,170.80 × 109,552,413.60
  4. Step 4: Simplify right side
    177,931,447.20x = 29,239,229,244,151,444
  5. Step 5: Solve for x
    x = 29,239,229,244,151,444/177,931,447.20
  6. Step 6: Final answer
    x = 164,328,620.40

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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.