Home / 73,328,653.20-109,992,979.80-33,017,869.20

Finding the Fourth Proportional to 73,328,653.20, 109,992,979.80 and 33,017,869.20

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Solution

The fourth proportional to 73,328,653.20, 109,992,979.80 and 33,017,869.20 is: 49,526,803.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,328,653.20 : 109,992,979.80 = 33,017,869.20 : x
  2. Step 2: Convert to fraction form
    73,328,653.20/109,992,979.80 = 33,017,869.20/x
  3. Step 3: Cross multiply
    73,328,653.20x = 109,992,979.80 × 33,017,869.20
  4. Step 4: Simplify right side
    73,328,653.20x = 3,631,733,819,954,642
  5. Step 5: Solve for x
    x = 3,631,733,819,954,642/73,328,653.20
  6. Step 6: Final answer
    x = 49,526,803.80

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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.