Home / 282,467,167.34-423,702,104.22-85,732,289.54

Finding the Fourth Proportional to 282,467,167.34, 423,702,104.22 and 85,732,289.54

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Solution

The fourth proportional to 282,467,167.34, 423,702,104.22 and 85,732,289.54 is: 128,598,845.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,467,167.34 : 423,702,104.22 = 85,732,289.54 : x
  2. Step 2: Convert to fraction form
    282,467,167.34/423,702,104.22 = 85,732,289.54/x
  3. Step 3: Cross multiply
    282,467,167.34x = 423,702,104.22 × 85,732,289.54
  4. Step 4: Simplify right side
    282,467,167.34x = 36,324,951,477,696,304
  5. Step 5: Solve for x
    x = 36,324,951,477,696,304/282,467,167.34
  6. Step 6: Final answer
    x = 128,598,845.03

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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.