Home / 252,166,421.48-347,998,314.90-146,311,843.46

Finding the Fourth Proportional to 252,166,421.48, 347,998,314.90 and 146,311,843.46

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Solution

The fourth proportional to 252,166,421.48, 347,998,314.90 and 146,311,843.46 is: 201,915,364.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,166,421.48 : 347,998,314.90 = 146,311,843.46 : x
  2. Step 2: Convert to fraction form
    252,166,421.48/347,998,314.90 = 146,311,843.46/x
  3. Step 3: Cross multiply
    252,166,421.48x = 347,998,314.90 × 146,311,843.46
  4. Step 4: Simplify right side
    252,166,421.48x = 50,916,274,973,992,584
  5. Step 5: Solve for x
    x = 50,916,274,973,992,584/252,166,421.48
  6. Step 6: Final answer
    x = 201,915,364.76

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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.