Home / 174,372,359.27-261,590,720.61-72,144,368.51

Finding the Fourth Proportional to 174,372,359.27, 261,590,720.61 and 72,144,368.51

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Solution

The fourth proportional to 174,372,359.27, 261,590,720.61 and 72,144,368.51 is: 108,229,867.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,372,359.27 : 261,590,720.61 = 72,144,368.51 : x
  2. Step 2: Convert to fraction form
    174,372,359.27/261,590,720.61 = 72,144,368.51/x
  3. Step 3: Cross multiply
    174,372,359.27x = 261,590,720.61 × 72,144,368.51
  4. Step 4: Simplify right side
    174,372,359.27x = 18,872,297,346,484,296
  5. Step 5: Solve for x
    x = 18,872,297,346,484,296/174,372,359.27
  6. Step 6: Final answer
    x = 108,229,867.54

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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.