Home / 12,242,890,905.60-18,364,336,358.40-3,962,614,972.80

Finding the Fourth Proportional to 12,242,890,905.60, 18,364,336,358.40 and 3,962,614,972.80

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Solution

The fourth proportional to 12,242,890,905.60, 18,364,336,358.40 and 3,962,614,972.80 is: 5,943,922,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,242,890,905.60 : 18,364,336,358.40 = 3,962,614,972.80 : x
  2. Step 2: Convert to fraction form
    12,242,890,905.60/18,364,336,358.40 = 3,962,614,972.80/x
  3. Step 3: Cross multiply
    12,242,890,905.60x = 18,364,336,358.40 × 3,962,614,972.80
  4. Step 4: Simplify right side
    12,242,890,905.60x = 72,770,794,219,331,272,704
  5. Step 5: Solve for x
    x = 72,770,794,219,331,272,704/12,242,890,905.60
  6. Step 6: Final answer
    x = 5,943,922,459.20

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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.