Home / 156,621,740.40-234,932,610.60-133,443,039.60

Finding the Fourth Proportional to 156,621,740.40, 234,932,610.60 and 133,443,039.60

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Solution

The fourth proportional to 156,621,740.40, 234,932,610.60 and 133,443,039.60 is: 200,164,559.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,621,740.40 : 234,932,610.60 = 133,443,039.60 : x
  2. Step 2: Convert to fraction form
    156,621,740.40/234,932,610.60 = 133,443,039.60/x
  3. Step 3: Cross multiply
    156,621,740.40x = 234,932,610.60 × 133,443,039.60
  4. Step 4: Simplify right side
    156,621,740.40x = 31,350,121,659,627,176
  5. Step 5: Solve for x
    x = 31,350,121,659,627,176/156,621,740.40
  6. Step 6: Final answer
    x = 200,164,559.40

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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.