Home / 665,732,140.80-998,601,321.60-234,910,636.80

Finding the Fourth Proportional to 665,732,140.80, 998,601,321.60 and 234,910,636.80

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Solution

The fourth proportional to 665,732,140.80, 998,601,321.60 and 234,910,636.80 is: 352,367,052.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,732,140.80 : 998,601,321.60 = 234,910,636.80 : x
  2. Step 2: Convert to fraction form
    665,732,140.80/998,601,321.60 = 234,910,636.80/x
  3. Step 3: Cross multiply
    665,732,140.80x = 998,601,321.60 × 234,910,636.80
  4. Step 4: Simplify right side
    665,732,140.80x = 234,582,072,366,377,600
  5. Step 5: Solve for x
    x = 234,582,072,366,377,600/665,732,140.80
  6. Step 6: Final answer
    x = 352,367,052.74

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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.