Home / 380,180,164.33-570,510,133.04-161,830,149.94

Finding the Fourth Proportional to 380,180,164.33, 570,510,133.04 and 161,830,149.94

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Solution

The fourth proportional to 380,180,164.33, 570,510,133.04 and 161,830,149.94 is: 242,847,336.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,180,164.33 : 570,510,133.04 = 161,830,149.94 : x
  2. Step 2: Convert to fraction form
    380,180,164.33/570,510,133.04 = 161,830,149.94/x
  3. Step 3: Cross multiply
    380,180,164.33x = 570,510,133.04 × 161,830,149.94
  4. Step 4: Simplify right side
    380,180,164.33x = 92,325,740,372,152,544
  5. Step 5: Solve for x
    x = 92,325,740,372,152,544/380,180,164.33
  6. Step 6: Final answer
    x = 242,847,336.70

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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.