Home / 367,416,005.20-551,124,007.80-149,170,901.20

Finding the Fourth Proportional to 367,416,005.20, 551,124,007.80 and 149,170,901.20

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Solution

The fourth proportional to 367,416,005.20, 551,124,007.80 and 149,170,901.20 is: 223,756,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,416,005.20 : 551,124,007.80 = 149,170,901.20 : x
  2. Step 2: Convert to fraction form
    367,416,005.20/551,124,007.80 = 149,170,901.20/x
  3. Step 3: Cross multiply
    367,416,005.20x = 551,124,007.80 × 149,170,901.20
  4. Step 4: Simplify right side
    367,416,005.20x = 82,211,664,916,481,808
  5. Step 5: Solve for x
    x = 82,211,664,916,481,808/367,416,005.20
  6. Step 6: Final answer
    x = 223,756,351.80

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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.