Home / 174,372,358.23-261,590,718.96-72,144,367.47

Finding the Fourth Proportional to 174,372,358.23, 261,590,718.96 and 72,144,367.47

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Solution

The fourth proportional to 174,372,358.23, 261,590,718.96 and 72,144,367.47 is: 108,229,865.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,372,358.23 : 261,590,718.96 = 72,144,367.47 : x
  2. Step 2: Convert to fraction form
    174,372,358.23/261,590,718.96 = 72,144,367.47/x
  3. Step 3: Cross multiply
    174,372,358.23x = 261,590,718.96 × 72,144,367.47
  4. Step 4: Simplify right side
    174,372,358.23x = 18,872,296,955,391,736
  5. Step 5: Solve for x
    x = 18,872,296,955,391,736/174,372,358.23
  6. Step 6: Final answer
    x = 108,229,865.94

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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.