Home / 367,416,097.20-551,124,145.80-137,355,288.30

Finding the Fourth Proportional to 367,416,097.20, 551,124,145.80 and 137,355,288.30

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Solution

The fourth proportional to 367,416,097.20, 551,124,145.80 and 137,355,288.30 is: 206,032,932.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,416,097.20 : 551,124,145.80 = 137,355,288.30 : x
  2. Step 2: Convert to fraction form
    367,416,097.20/551,124,145.80 = 137,355,288.30/x
  3. Step 3: Cross multiply
    367,416,097.20x = 551,124,145.80 × 137,355,288.30
  4. Step 4: Simplify right side
    367,416,097.20x = 75,699,815,935,450,240
  5. Step 5: Solve for x
    x = 75,699,815,935,450,240/367,416,097.20
  6. Step 6: Final answer
    x = 206,032,932.45

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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.