Home / 17,478,615,228.20-26,217,922,842.30-12,152,300,949.80

Finding the Fourth Proportional to 17,478,615,228.20, 26,217,922,842.30 and 12,152,300,949.80

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Solution

The fourth proportional to 17,478,615,228.20, 26,217,922,842.30 and 12,152,300,949.80 is: 18,228,451,424.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,478,615,228.20 : 26,217,922,842.30 = 12,152,300,949.80 : x
  2. Step 2: Convert to fraction form
    17,478,615,228.20/26,217,922,842.30 = 12,152,300,949.80/x
  3. Step 3: Cross multiply
    17,478,615,228.20x = 26,217,922,842.30 × 12,152,300,949.80
  4. Step 4: Simplify right side
    17,478,615,228.20x = 318,608,088,658,265,374,720
  5. Step 5: Solve for x
    x = 318,608,088,658,265,374,720/17,478,615,228.20
  6. Step 6: Final answer
    x = 18,228,451,424.70

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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.