Home / 121,074,568.56-181,606,772.52-56,356,118.64

Finding the Fourth Proportional to 121,074,568.56, 181,606,772.52 and 56,356,118.64

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Solution

The fourth proportional to 121,074,568.56, 181,606,772.52 and 56,356,118.64 is: 84,531,813.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,074,568.56 : 181,606,772.52 = 56,356,118.64 : x
  2. Step 2: Convert to fraction form
    121,074,568.56/181,606,772.52 = 56,356,118.64/x
  3. Step 3: Cross multiply
    121,074,568.56x = 181,606,772.52 × 56,356,118.64
  4. Step 4: Simplify right side
    121,074,568.56x = 10,234,652,817,964,612
  5. Step 5: Solve for x
    x = 10,234,652,817,964,612/121,074,568.56
  6. Step 6: Final answer
    x = 84,531,813.24

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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.