Home / 116,555,697.12-174,747,354.64-70,487,324.37

Finding the Fourth Proportional to 116,555,697.12, 174,747,354.64 and 70,487,324.37

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Solution

The fourth proportional to 116,555,697.12, 174,747,354.64 and 70,487,324.37 is: 105,678,862.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,555,697.12 : 174,747,354.64 = 70,487,324.37 : x
  2. Step 2: Convert to fraction form
    116,555,697.12/174,747,354.64 = 70,487,324.37/x
  3. Step 3: Cross multiply
    116,555,697.12x = 174,747,354.64 × 70,487,324.37
  4. Step 4: Simplify right side
    116,555,697.12x = 12,317,473,469,309,104
  5. Step 5: Solve for x
    x = 12,317,473,469,309,104/116,555,697.12
  6. Step 6: Final answer
    x = 105,678,862.33

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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.