Home / 123,669,504,154.60-185,504,256,231.90-30,612,059,290.60

Finding the Fourth Proportional to 123,669,504,154.60, 185,504,256,231.90 and 30,612,059,290.60

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Solution

The fourth proportional to 123,669,504,154.60, 185,504,256,231.90 and 30,612,059,290.60 is: 45,918,088,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,669,504,154.60 : 185,504,256,231.90 = 30,612,059,290.60 : x
  2. Step 2: Convert to fraction form
    123,669,504,154.60/185,504,256,231.90 = 30,612,059,290.60/x
  3. Step 3: Cross multiply
    123,669,504,154.60x = 185,504,256,231.90 × 30,612,059,290.60
  4. Step 4: Simplify right side
    123,669,504,154.60x = 5,678,667,290,429,577,232,384
  5. Step 5: Solve for x
    x = 5,678,667,290,429,577,232,384/123,669,504,154.60
  6. Step 6: Final answer
    x = 45,918,088,935.90

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Double scale
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Similar ratio
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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.