Home / 17,041,928,138.60-25,562,892,207.90-12,909,442,922.60

Finding the Fourth Proportional to 17,041,928,138.60, 25,562,892,207.90 and 12,909,442,922.60

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Solution

The fourth proportional to 17,041,928,138.60, 25,562,892,207.90 and 12,909,442,922.60 is: 19,364,164,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,041,928,138.60 : 25,562,892,207.90 = 12,909,442,922.60 : x
  2. Step 2: Convert to fraction form
    17,041,928,138.60/25,562,892,207.90 = 12,909,442,922.60/x
  3. Step 3: Cross multiply
    17,041,928,138.60x = 25,562,892,207.90 × 12,909,442,922.60
  4. Step 4: Simplify right side
    17,041,928,138.60x = 330,002,697,894,461,374,464
  5. Step 5: Solve for x
    x = 330,002,697,894,461,374,464/17,041,928,138.60
  6. Step 6: Final answer
    x = 19,364,164,383.90

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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.