Home / 168,186,050.70-252,279,076.05-100,161,602.70

Finding the Fourth Proportional to 168,186,050.70, 252,279,076.05 and 100,161,602.70

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Solution

The fourth proportional to 168,186,050.70, 252,279,076.05 and 100,161,602.70 is: 150,242,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,186,050.70 : 252,279,076.05 = 100,161,602.70 : x
  2. Step 2: Convert to fraction form
    168,186,050.70/252,279,076.05 = 100,161,602.70/x
  3. Step 3: Cross multiply
    168,186,050.70x = 252,279,076.05 × 100,161,602.70
  4. Step 4: Simplify right side
    168,186,050.70x = 25,268,676,584,843,188
  5. Step 5: Solve for x
    x = 25,268,676,584,843,188/168,186,050.70
  6. Step 6: Final answer
    x = 150,242,404.05

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1.5x scale

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.