Home / 172,552,077.47-258,833,430.79-75,457,806.77

Finding the Fourth Proportional to 172,552,077.47, 258,833,430.79 and 75,457,806.77

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Solution

The fourth proportional to 172,552,077.47, 258,833,430.79 and 75,457,806.77 is: 113,189,034.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,552,077.47 : 258,833,430.79 = 75,457,806.77 : x
  2. Step 2: Convert to fraction form
    172,552,077.47/258,833,430.79 = 75,457,806.77/x
  3. Step 3: Cross multiply
    172,552,077.47x = 258,833,430.79 × 75,457,806.77
  4. Step 4: Simplify right side
    172,552,077.47x = 19,531,003,004,685,176
  5. Step 5: Solve for x
    x = 19,531,003,004,685,176/172,552,077.47
  6. Step 6: Final answer
    x = 113,189,034.24

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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.