Home / 9,153,179,413.40-13,729,815,400.63-2,857,080,855.20

Finding the Fourth Proportional to 9,153,179,413.40, 13,729,815,400.63 and 2,857,080,855.20

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Solution

The fourth proportional to 9,153,179,413.40, 13,729,815,400.63 and 2,857,080,855.20 is: 4,285,635,728.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153,179,413.40 : 13,729,815,400.63 = 2,857,080,855.20 : x
  2. Step 2: Convert to fraction form
    9,153,179,413.40/13,729,815,400.63 = 2,857,080,855.20/x
  3. Step 3: Cross multiply
    9,153,179,413.40x = 13,729,815,400.63 × 2,857,080,855.20
  4. Step 4: Simplify right side
    9,153,179,413.40x = 39,227,192,726,606,610,432
  5. Step 5: Solve for x
    x = 39,227,192,726,606,610,432/9,153,179,413.40
  6. Step 6: Final answer
    x = 4,285,635,728.85

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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.