Home / 106,391,006.48-159,632,595.48-57,149,402.78

Finding the Fourth Proportional to 106,391,006.48, 159,632,595.48 and 57,149,402.78

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Solution

The fourth proportional to 106,391,006.48, 159,632,595.48 and 57,149,402.78 is: 85,748,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,391,006.48 : 159,632,595.48 = 57,149,402.78 : x
  2. Step 2: Convert to fraction form
    106,391,006.48/159,632,595.48 = 57,149,402.78/x
  3. Step 3: Cross multiply
    106,391,006.48x = 159,632,595.48 × 57,149,402.78
  4. Step 4: Simplify right side
    106,391,006.48x = 9,122,907,495,903,328
  5. Step 5: Solve for x
    x = 9,122,907,495,903,328/106,391,006.48
  6. Step 6: Final answer
    x = 85,748,859.77

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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.