Home / 115,776,004.70-173,664,007.05-70,351,723.10

Finding the Fourth Proportional to 115,776,004.70, 173,664,007.05 and 70,351,723.10

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Solution

The fourth proportional to 115,776,004.70, 173,664,007.05 and 70,351,723.10 is: 105,527,584.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,776,004.70 : 173,664,007.05 = 70,351,723.10 : x
  2. Step 2: Convert to fraction form
    115,776,004.70/173,664,007.05 = 70,351,723.10/x
  3. Step 3: Cross multiply
    115,776,004.70x = 173,664,007.05 × 70,351,723.10
  4. Step 4: Simplify right side
    115,776,004.70x = 12,217,562,136,418,048
  5. Step 5: Solve for x
    x = 12,217,562,136,418,048/115,776,004.70
  6. Step 6: Final answer
    x = 105,527,584.65

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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.