Home / 612,222,948,225.80-918,334,422,338.70-550,511,169,000.20

Finding the Fourth Proportional to 612,222,948,225.80, 918,334,422,338.70 and 550,511,169,000.20

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Solution

The fourth proportional to 612,222,948,225.80, 918,334,422,338.70 and 550,511,169,000.20 is: 825,766,753,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,222,948,225.80 : 918,334,422,338.70 = 550,511,169,000.20 : x
  2. Step 2: Convert to fraction form
    612,222,948,225.80/918,334,422,338.70 = 550,511,169,000.20/x
  3. Step 3: Cross multiply
    612,222,948,225.80x = 918,334,422,338.70 × 550,511,169,000.20
  4. Step 4: Simplify right side
    612,222,948,225.80x = 505,553,356,374,801,047,879,680
  5. Step 5: Solve for x
    x = 505,553,356,374,801,047,879,680/612,222,948,225.80
  6. Step 6: Final answer
    x = 825,766,753,500.30

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Double scale
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1.5x scale

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.