Home / 245,022,242.80-367,533,364.20-220,788,533.20

Finding the Fourth Proportional to 245,022,242.80, 367,533,364.20 and 220,788,533.20

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Solution

The fourth proportional to 245,022,242.80, 367,533,364.20 and 220,788,533.20 is: 331,182,799.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,022,242.80 : 367,533,364.20 = 220,788,533.20 : x
  2. Step 2: Convert to fraction form
    245,022,242.80/367,533,364.20 = 220,788,533.20/x
  3. Step 3: Cross multiply
    245,022,242.80x = 367,533,364.20 × 220,788,533.20
  4. Step 4: Simplify right side
    245,022,242.80x = 81,147,152,383,779,392
  5. Step 5: Solve for x
    x = 81,147,152,383,779,392/245,022,242.80
  6. Step 6: Final answer
    x = 331,182,799.80

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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.