Home / 112,098,906.90-168,174,932.40-57,519,916.20

Finding the Fourth Proportional to 112,098,906.90, 168,174,932.40 and 57,519,916.20

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Solution

The fourth proportional to 112,098,906.90, 168,174,932.40 and 57,519,916.20 is: 86,293,508.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,098,906.90 : 168,174,932.40 = 57,519,916.20 : x
  2. Step 2: Convert to fraction form
    112,098,906.90/168,174,932.40 = 57,519,916.20/x
  3. Step 3: Cross multiply
    112,098,906.90x = 168,174,932.40 × 57,519,916.20
  4. Step 4: Simplify right side
    112,098,906.90x = 9,673,408,018,588,666
  5. Step 5: Solve for x
    x = 9,673,408,018,588,666/112,098,906.90
  6. Step 6: Final answer
    x = 86,293,508.89

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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.