Home / 11,786,538,538.80-17,653,979,775.60-10,477,918,220.40

Finding the Fourth Proportional to 11,786,538,538.80, 17,653,979,775.60 and 10,477,918,220.40

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Solution

The fourth proportional to 11,786,538,538.80, 17,653,979,775.60 and 10,477,918,220.40 is: 15,693,916,898.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,786,538,538.80 : 17,653,979,775.60 = 10,477,918,220.40 : x
  2. Step 2: Convert to fraction form
    11,786,538,538.80/17,653,979,775.60 = 10,477,918,220.40/x
  3. Step 3: Cross multiply
    11,786,538,538.80x = 17,653,979,775.60 × 10,477,918,220.40
  4. Step 4: Simplify right side
    11,786,538,538.80x = 184,976,956,353,332,314,112
  5. Step 5: Solve for x
    x = 184,976,956,353,332,314,112/11,786,538,538.80
  6. Step 6: Final answer
    x = 15,693,916,898.88

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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.