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Finding the Fourth Proportional to 73,518,703.80, 110,266,245.90 and 22,388,830.80

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Solution

The fourth proportional to 73,518,703.80, 110,266,245.90 and 22,388,830.80 is: 33,579,649.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,518,703.80 : 110,266,245.90 = 22,388,830.80 : x
  2. Step 2: Convert to fraction form
    73,518,703.80/110,266,245.90 = 22,388,830.80/x
  3. Step 3: Cross multiply
    73,518,703.80x = 110,266,245.90 × 22,388,830.80
  4. Step 4: Simplify right side
    73,518,703.80x = 2,468,732,322,406,294
  5. Step 5: Solve for x
    x = 2,468,732,322,406,294/73,518,703.80
  6. Step 6: Final answer
    x = 33,579,649.73

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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.