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Finding the Fourth Proportional to 43,704,390.80, 65,596,243.80 and 22,153,984.40

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Solution

The fourth proportional to 43,704,390.80, 65,596,243.80 and 22,153,984.40 is: 33,251,079.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,704,390.80 : 65,596,243.80 = 22,153,984.40 : x
  2. Step 2: Convert to fraction form
    43,704,390.80/65,596,243.80 = 22,153,984.40/x
  3. Step 3: Cross multiply
    43,704,390.80x = 65,596,243.80 × 22,153,984.40
  4. Step 4: Simplify right side
    43,704,390.80x = 1,453,218,161,843,796.50
  5. Step 5: Solve for x
    x = 1,453,218,161,843,796.50/43,704,390.80
  6. Step 6: Final answer
    x = 33,251,079.24

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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.