Home / 10,188,188,412.39-15,289,263,350.58-3,555,817,551.86

Finding the Fourth Proportional to 10,188,188,412.39, 15,289,263,350.58 and 3,555,817,551.86

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Solution

The fourth proportional to 10,188,188,412.39, 15,289,263,350.58 and 3,555,817,551.86 is: 5,336,162,699.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188,188,412.39 : 15,289,263,350.58 = 3,555,817,551.86 : x
  2. Step 2: Convert to fraction form
    10,188,188,412.39/15,289,263,350.58 = 3,555,817,551.86/x
  3. Step 3: Cross multiply
    10,188,188,412.39x = 15,289,263,350.58 × 3,555,817,551.86
  4. Step 4: Simplify right side
    10,188,188,412.39x = 54,365,830,976,925,753,344
  5. Step 5: Solve for x
    x = 54,365,830,976,925,753,344/10,188,188,412.39
  6. Step 6: Final answer
    x = 5,336,162,699.03

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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.