Home / 10,349,112,096.20-15,523,668,144.30-7,410,455,942.60

Finding the Fourth Proportional to 10,349,112,096.20, 15,523,668,144.30 and 7,410,455,942.60

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Solution

The fourth proportional to 10,349,112,096.20, 15,523,668,144.30 and 7,410,455,942.60 is: 11,115,683,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349,112,096.20 : 15,523,668,144.30 = 7,410,455,942.60 : x
  2. Step 2: Convert to fraction form
    10,349,112,096.20/15,523,668,144.30 = 7,410,455,942.60/x
  3. Step 3: Cross multiply
    10,349,112,096.20x = 15,523,668,144.30 × 7,410,455,942.60
  4. Step 4: Simplify right side
    10,349,112,096.20x = 115,037,458,850,878,242,816
  5. Step 5: Solve for x
    x = 115,037,458,850,878,242,816/10,349,112,096.20
  6. Step 6: Final answer
    x = 11,115,683,913.90

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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.