Home / 486,162,907.91-670,904,845.66-266,146,333.91

Finding the Fourth Proportional to 486,162,907.91, 670,904,845.66 and 266,146,333.91

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Solution

The fourth proportional to 486,162,907.91, 670,904,845.66 and 266,146,333.91 is: 367,281,958.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,162,907.91 : 670,904,845.66 = 266,146,333.91 : x
  2. Step 2: Convert to fraction form
    486,162,907.91/670,904,845.66 = 266,146,333.91/x
  3. Step 3: Cross multiply
    486,162,907.91x = 670,904,845.66 × 266,146,333.91
  4. Step 4: Simplify right side
    486,162,907.91x = 178,558,865,070,178,112
  5. Step 5: Solve for x
    x = 178,558,865,070,178,112/486,162,907.91
  6. Step 6: Final answer
    x = 367,281,958.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.