Home / 172,588,564.56-238,096,379.88-105,610,712.76

Finding the Fourth Proportional to 172,588,564.56, 238,096,379.88 and 105,610,712.76

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Solution

The fourth proportional to 172,588,564.56, 238,096,379.88 and 105,610,712.76 is: 145,696,375.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,588,564.56 : 238,096,379.88 = 105,610,712.76 : x
  2. Step 2: Convert to fraction form
    172,588,564.56/238,096,379.88 = 105,610,712.76/x
  3. Step 3: Cross multiply
    172,588,564.56x = 238,096,379.88 × 105,610,712.76
  4. Step 4: Simplify right side
    172,588,564.56x = 25,145,528,384,702,524
  5. Step 5: Solve for x
    x = 25,145,528,384,702,524/172,588,564.56
  6. Step 6: Final answer
    x = 145,696,375.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.