Home / 860,140,944,007.70-1,290,211,416,011.60-860,140,944,007.70

Finding the Fourth Proportional to 860,140,944,007.70, 1,290,211,416,011.60 and 860,140,944,007.70

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Solution

The fourth proportional to 860,140,944,007.70, 1,290,211,416,011.60 and 860,140,944,007.70 is: 1,290,211,416,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,140,944,007.70 : 1,290,211,416,011.60 = 860,140,944,007.70 : x
  2. Step 2: Convert to fraction form
    860,140,944,007.70/1,290,211,416,011.60 = 860,140,944,007.70/x
  3. Step 3: Cross multiply
    860,140,944,007.70x = 1,290,211,416,011.60 × 860,140,944,007.70
  4. Step 4: Simplify right side
    860,140,944,007.70x = 1,109,763,665,337,728,951,648,256
  5. Step 5: Solve for x
    x = 1,109,763,665,337,728,951,648,256/860,140,944,007.70
  6. Step 6: Final answer
    x = 1,290,211,416,011.60

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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.