Home / 75,727,957.69-113,358,958.38-49,410,124.77

Finding the Fourth Proportional to 75,727,957.69, 113,358,958.38 and 49,410,124.77

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Solution

The fourth proportional to 75,727,957.69, 113,358,958.38 and 49,410,124.77 is: 73,963,176.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,727,957.69 : 113,358,958.38 = 49,410,124.77 : x
  2. Step 2: Convert to fraction form
    75,727,957.69/113,358,958.38 = 49,410,124.77/x
  3. Step 3: Cross multiply
    75,727,957.69x = 113,358,958.38 × 49,410,124.77
  4. Step 4: Simplify right side
    75,727,957.69x = 5,601,080,276,990,589
  5. Step 5: Solve for x
    x = 5,601,080,276,990,589/75,727,957.69
  6. Step 6: Final answer
    x = 73,963,176.19

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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.