Home / 15,713,780,596.52-21,681,780,107.83-9,029,485,759.64

Finding the Fourth Proportional to 15,713,780,596.52, 21,681,780,107.83 and 9,029,485,759.64

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Solution

The fourth proportional to 15,713,780,596.52, 21,681,780,107.83 and 9,029,485,759.64 is: 12,458,830,230.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,713,780,596.52 : 21,681,780,107.83 = 9,029,485,759.64 : x
  2. Step 2: Convert to fraction form
    15,713,780,596.52/21,681,780,107.83 = 9,029,485,759.64/x
  3. Step 3: Cross multiply
    15,713,780,596.52x = 21,681,780,107.83 × 9,029,485,759.64
  4. Step 4: Simplify right side
    15,713,780,596.52x = 195,775,324,727,161,323,520
  5. Step 5: Solve for x
    x = 195,775,324,727,161,323,520/15,713,780,596.52
  6. Step 6: Final answer
    x = 12,458,830,230.24

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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.