Home / 172,552,166.28-258,833,563.80-75,457,895.58

Finding the Fourth Proportional to 172,552,166.28, 258,833,563.80 and 75,457,895.58

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Solution

The fourth proportional to 172,552,166.28, 258,833,563.80 and 75,457,895.58 is: 113,189,167.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,552,166.28 : 258,833,563.80 = 75,457,895.58 : x
  2. Step 2: Convert to fraction form
    172,552,166.28/258,833,563.80 = 75,457,895.58/x
  3. Step 3: Cross multiply
    172,552,166.28x = 258,833,563.80 × 75,457,895.58
  4. Step 4: Simplify right side
    172,552,166.28x = 19,531,036,029,819,668
  5. Step 5: Solve for x
    x = 19,531,036,029,819,668/172,552,166.28
  6. Step 6: Final answer
    x = 113,189,167.37

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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.