Home / 227,684,934.78-340,976,803.05-130,345,413.90

Finding the Fourth Proportional to 227,684,934.78, 340,976,803.05 and 130,345,413.90

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Solution

The fourth proportional to 227,684,934.78, 340,976,803.05 and 130,345,413.90 is: 195,202,913.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,684,934.78 : 340,976,803.05 = 130,345,413.90 : x
  2. Step 2: Convert to fraction form
    227,684,934.78/340,976,803.05 = 130,345,413.90/x
  3. Step 3: Cross multiply
    227,684,934.78x = 340,976,803.05 × 130,345,413.90
  4. Step 4: Simplify right side
    227,684,934.78x = 44,444,762,523,851,032
  5. Step 5: Solve for x
    x = 44,444,762,523,851,032/227,684,934.78
  6. Step 6: Final answer
    x = 195,202,913.04

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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.