Home / 231,506,413.41-319,470,583.86-131,032,694.31

Finding the Fourth Proportional to 231,506,413.41, 319,470,583.86 and 131,032,694.31

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Solution

The fourth proportional to 231,506,413.41, 319,470,583.86 and 131,032,694.31 is: 180,820,439.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,506,413.41 : 319,470,583.86 = 131,032,694.31 : x
  2. Step 2: Convert to fraction form
    231,506,413.41/319,470,583.86 = 131,032,694.31/x
  3. Step 3: Cross multiply
    231,506,413.41x = 319,470,583.86 × 131,032,694.31
  4. Step 4: Simplify right side
    231,506,413.41x = 41,861,091,355,964,600
  5. Step 5: Solve for x
    x = 41,861,091,355,964,600/231,506,413.41
  6. Step 6: Final answer
    x = 180,820,439.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.