Home / 315,631,166.60-435,552,215.20-174,493,930.80

Finding the Fourth Proportional to 315,631,166.60, 435,552,215.20 and 174,493,930.80

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Solution

The fourth proportional to 315,631,166.60, 435,552,215.20 and 174,493,930.80 is: 240,791,234.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,631,166.60 : 435,552,215.20 = 174,493,930.80 : x
  2. Step 2: Convert to fraction form
    315,631,166.60/435,552,215.20 = 174,493,930.80/x
  3. Step 3: Cross multiply
    315,631,166.60x = 435,552,215.20 × 174,493,930.80
  4. Step 4: Simplify right side
    315,631,166.60x = 76,001,218,098,895,504
  5. Step 5: Solve for x
    x = 76,001,218,098,895,504/315,631,166.60
  6. Step 6: Final answer
    x = 240,791,234.01

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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.