Home / 172,332,336.60-258,624,476.10-121,314,000.60

Finding the Fourth Proportional to 172,332,336.60, 258,624,476.10 and 121,314,000.60

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Solution

The fourth proportional to 172,332,336.60, 258,624,476.10 and 121,314,000.60 is: 182,059,678.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,332,336.60 : 258,624,476.10 = 121,314,000.60 : x
  2. Step 2: Convert to fraction form
    172,332,336.60/258,624,476.10 = 121,314,000.60/x
  3. Step 3: Cross multiply
    172,332,336.60x = 258,624,476.10 × 121,314,000.60
  4. Step 4: Simplify right side
    172,332,336.60x = 31,374,769,848,770,084
  5. Step 5: Solve for x
    x = 31,374,769,848,770,084/172,332,336.60
  6. Step 6: Final answer
    x = 182,059,678.80

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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.