Home / 73,698,990.74-101,704,039.22-40,660,632.36

Finding the Fourth Proportional to 73,698,990.74, 101,704,039.22 and 40,660,632.36

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Solution

The fourth proportional to 73,698,990.74, 101,704,039.22 and 40,660,632.36 is: 56,111,359.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,698,990.74 : 101,704,039.22 = 40,660,632.36 : x
  2. Step 2: Convert to fraction form
    73,698,990.74/101,704,039.22 = 40,660,632.36/x
  3. Step 3: Cross multiply
    73,698,990.74x = 101,704,039.22 × 40,660,632.36
  4. Step 4: Simplify right side
    73,698,990.74x = 4,135,350,548,251,441
  5. Step 5: Solve for x
    x = 4,135,350,548,251,441/73,698,990.74
  6. Step 6: Final answer
    x = 56,111,359.28

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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.