Home / 860,140,944,046.20-1,290,211,416,069.30-860,140,944,046.20

Finding the Fourth Proportional to 860,140,944,046.20, 1,290,211,416,069.30 and 860,140,944,046.20

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Solution

The fourth proportional to 860,140,944,046.20, 1,290,211,416,069.30 and 860,140,944,046.20 is: 1,290,211,416,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,140,944,046.20 : 1,290,211,416,069.30 = 860,140,944,046.20 : x
  2. Step 2: Convert to fraction form
    860,140,944,046.20/1,290,211,416,069.30 = 860,140,944,046.20/x
  3. Step 3: Cross multiply
    860,140,944,046.20x = 1,290,211,416,069.30 × 860,140,944,046.20
  4. Step 4: Simplify right side
    860,140,944,046.20x = 1,109,763,665,437,032,219,410,432
  5. Step 5: Solve for x
    x = 1,109,763,665,437,032,219,410,432/860,140,944,046.20
  6. Step 6: Final answer
    x = 1,290,211,416,069.30

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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.