Home / 357,696,036.20-536,494,287.90-115,383,434.60

Finding the Fourth Proportional to 357,696,036.20, 536,494,287.90 and 115,383,434.60

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Solution

The fourth proportional to 357,696,036.20, 536,494,287.90 and 115,383,434.60 is: 173,059,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,696,036.20 : 536,494,287.90 = 115,383,434.60 : x
  2. Step 2: Convert to fraction form
    357,696,036.20/536,494,287.90 = 115,383,434.60/x
  3. Step 3: Cross multiply
    357,696,036.20x = 536,494,287.90 × 115,383,434.60
  4. Step 4: Simplify right side
    357,696,036.20x = 61,902,553,581,183,216
  5. Step 5: Solve for x
    x = 61,902,553,581,183,216/357,696,036.20
  6. Step 6: Final answer
    x = 173,059,098.55

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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.