Home / 252,030,784.60-378,046,176.90-191,564,608.60

Finding the Fourth Proportional to 252,030,784.60, 378,046,176.90 and 191,564,608.60

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Solution

The fourth proportional to 252,030,784.60, 378,046,176.90 and 191,564,608.60 is: 287,346,912.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,030,784.60 : 378,046,176.90 = 191,564,608.60 : x
  2. Step 2: Convert to fraction form
    252,030,784.60/378,046,176.90 = 191,564,608.60/x
  3. Step 3: Cross multiply
    252,030,784.60x = 378,046,176.90 × 191,564,608.60
  4. Step 4: Simplify right side
    252,030,784.60x = 72,420,267,910,574,848
  5. Step 5: Solve for x
    x = 72,420,267,910,574,848/252,030,784.60
  6. Step 6: Final answer
    x = 287,346,912.90

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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.