Home / 73,354,081.80-109,936,644.30-56,229,871.80

Finding the Fourth Proportional to 73,354,081.80, 109,936,644.30 and 56,229,871.80

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Solution

The fourth proportional to 73,354,081.80, 109,936,644.30 and 56,229,871.80 is: 84,272,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,354,081.80 : 109,936,644.30 = 56,229,871.80 : x
  2. Step 2: Convert to fraction form
    73,354,081.80/109,936,644.30 = 56,229,871.80/x
  3. Step 3: Cross multiply
    73,354,081.80x = 109,936,644.30 × 56,229,871.80
  4. Step 4: Simplify right side
    73,354,081.80x = 6,181,723,415,111,200
  5. Step 5: Solve for x
    x = 6,181,723,415,111,200/73,354,081.80
  6. Step 6: Final answer
    x = 84,272,384.90

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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.