Home / 71,115,600.90-106,673,401.35-53,199,696.90

Finding the Fourth Proportional to 71,115,600.90, 106,673,401.35 and 53,199,696.90

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Solution

The fourth proportional to 71,115,600.90, 106,673,401.35 and 53,199,696.90 is: 79,799,545.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,115,600.90 : 106,673,401.35 = 53,199,696.90 : x
  2. Step 2: Convert to fraction form
    71,115,600.90/106,673,401.35 = 53,199,696.90/x
  3. Step 3: Cross multiply
    71,115,600.90x = 106,673,401.35 × 53,199,696.90
  4. Step 4: Simplify right side
    71,115,600.90x = 5,674,992,619,112,050
  5. Step 5: Solve for x
    x = 5,674,992,619,112,050/71,115,600.90
  6. Step 6: Final answer
    x = 79,799,545.35

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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.