Home / 314,929,566.80-472,394,350.20-161,591,123.60

Finding the Fourth Proportional to 314,929,566.80, 472,394,350.20 and 161,591,123.60

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Solution

The fourth proportional to 314,929,566.80, 472,394,350.20 and 161,591,123.60 is: 242,386,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,566.80 : 472,394,350.20 = 161,591,123.60 : x
  2. Step 2: Convert to fraction form
    314,929,566.80/472,394,350.20 = 161,591,123.60/x
  3. Step 3: Cross multiply
    314,929,566.80x = 472,394,350.20 × 161,591,123.60
  4. Step 4: Simplify right side
    314,929,566.80x = 76,334,733,831,109,872
  5. Step 5: Solve for x
    x = 76,334,733,831,109,872/314,929,566.80
  6. Step 6: Final answer
    x = 242,386,685.40

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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.