Home / 482,508,199.33-723,642,724.73-137,464,815.67

Finding the Fourth Proportional to 482,508,199.33, 723,642,724.73 and 137,464,815.67

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Solution

The fourth proportional to 482,508,199.33, 723,642,724.73 and 137,464,815.67 is: 206,163,157.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,508,199.33 : 723,642,724.73 = 137,464,815.67 : x
  2. Step 2: Convert to fraction form
    482,508,199.33/723,642,724.73 = 137,464,815.67/x
  3. Step 3: Cross multiply
    482,508,199.33x = 723,642,724.73 × 137,464,815.67
  4. Step 4: Simplify right side
    482,508,199.33x = 99,475,413,764,480,544
  5. Step 5: Solve for x
    x = 99,475,413,764,480,544/482,508,199.33
  6. Step 6: Final answer
    x = 206,163,157.23

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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.