Home / 103,669,755.98-155,444,472.30-49,081,880.57

Finding the Fourth Proportional to 103,669,755.98, 155,444,472.30 and 49,081,880.57

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Solution

The fourth proportional to 103,669,755.98, 155,444,472.30 and 49,081,880.57 is: 73,594,337.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,669,755.98 : 155,444,472.30 = 49,081,880.57 : x
  2. Step 2: Convert to fraction form
    103,669,755.98/155,444,472.30 = 49,081,880.57/x
  3. Step 3: Cross multiply
    103,669,755.98x = 155,444,472.30 × 49,081,880.57
  4. Step 4: Simplify right side
    103,669,755.98x = 7,629,507,024,695,274
  5. Step 5: Solve for x
    x = 7,629,507,024,695,274/103,669,755.98
  6. Step 6: Final answer
    x = 73,594,337.64

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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.