Home / 486,162,937.64-670,904,886.71-266,146,363.64

Finding the Fourth Proportional to 486,162,937.64, 670,904,886.71 and 266,146,363.64

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Solution

The fourth proportional to 486,162,937.64, 670,904,886.71 and 266,146,363.64 is: 367,281,999.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,162,937.64 : 670,904,886.71 = 266,146,363.64 : x
  2. Step 2: Convert to fraction form
    486,162,937.64/670,904,886.71 = 266,146,363.64/x
  3. Step 3: Cross multiply
    486,162,937.64x = 670,904,886.71 × 266,146,363.64
  4. Step 4: Simplify right side
    486,162,937.64x = 178,558,895,948,515,296
  5. Step 5: Solve for x
    x = 178,558,895,948,515,296/486,162,937.64
  6. Step 6: Final answer
    x = 367,281,999.76

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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.