Home / 307,098,086.40-460,647,131.76-102,626,161.92

Finding the Fourth Proportional to 307,098,086.40, 460,647,131.76 and 102,626,161.92

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Solution

The fourth proportional to 307,098,086.40, 460,647,131.76 and 102,626,161.92 is: 153,939,243.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,098,086.40 : 460,647,131.76 = 102,626,161.92 : x
  2. Step 2: Convert to fraction form
    307,098,086.40/460,647,131.76 = 102,626,161.92/x
  3. Step 3: Cross multiply
    307,098,086.40x = 460,647,131.76 × 102,626,161.92
  4. Step 4: Simplify right side
    307,098,086.40x = 47,274,447,131,985,336
  5. Step 5: Solve for x
    x = 47,274,447,131,985,336/307,098,086.40
  6. Step 6: Final answer
    x = 153,939,243.60

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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.