Home / 612,222,948,202.80-918,334,422,304.20-550,511,168,977.20

Finding the Fourth Proportional to 612,222,948,202.80, 918,334,422,304.20 and 550,511,168,977.20

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Solution

The fourth proportional to 612,222,948,202.80, 918,334,422,304.20 and 550,511,168,977.20 is: 825,766,753,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,222,948,202.80 : 918,334,422,304.20 = 550,511,168,977.20 : x
  2. Step 2: Convert to fraction form
    612,222,948,202.80/918,334,422,304.20 = 550,511,168,977.20/x
  3. Step 3: Cross multiply
    612,222,948,202.80x = 918,334,422,304.20 × 550,511,168,977.20
  4. Step 4: Simplify right side
    612,222,948,202.80x = 505,553,356,334,686,724,423,680
  5. Step 5: Solve for x
    x = 505,553,356,334,686,724,423,680/612,222,948,202.80
  6. Step 6: Final answer
    x = 825,766,753,465.80

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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.