Home / 242,527,477.60-363,794,326.80-80,969,413.60

Finding the Fourth Proportional to 242,527,477.60, 363,794,326.80 and 80,969,413.60

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Solution

The fourth proportional to 242,527,477.60, 363,794,326.80 and 80,969,413.60 is: 121,455,158.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,527,477.60 : 363,794,326.80 = 80,969,413.60 : x
  2. Step 2: Convert to fraction form
    242,527,477.60/363,794,326.80 = 80,969,413.60/x
  3. Step 3: Cross multiply
    242,527,477.60x = 363,794,326.80 × 80,969,413.60
  4. Step 4: Simplify right side
    242,527,477.60x = 29,456,213,312,002,764
  5. Step 5: Solve for x
    x = 29,456,213,312,002,764/242,527,477.60
  6. Step 6: Final answer
    x = 121,455,158.83

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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.