Home / 617,481,003.60-926,221,505.40-330,826,539.60

Finding the Fourth Proportional to 617,481,003.60, 926,221,505.40 and 330,826,539.60

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Solution

The fourth proportional to 617,481,003.60, 926,221,505.40 and 330,826,539.60 is: 496,239,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,481,003.60 : 926,221,505.40 = 330,826,539.60 : x
  2. Step 2: Convert to fraction form
    617,481,003.60/926,221,505.40 = 330,826,539.60/x
  3. Step 3: Cross multiply
    617,481,003.60x = 926,221,505.40 × 330,826,539.60
  4. Step 4: Simplify right side
    617,481,003.60x = 306,418,655,534,584,704
  5. Step 5: Solve for x
    x = 306,418,655,534,584,704/617,481,003.60
  6. Step 6: Final answer
    x = 496,239,809.40

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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.