Home / 10,349,112,098.20-15,523,668,147.30-7,410,455,944.60

Finding the Fourth Proportional to 10,349,112,098.20, 15,523,668,147.30 and 7,410,455,944.60

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Solution

The fourth proportional to 10,349,112,098.20, 15,523,668,147.30 and 7,410,455,944.60 is: 11,115,683,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349,112,098.20 : 15,523,668,147.30 = 7,410,455,944.60 : x
  2. Step 2: Convert to fraction form
    10,349,112,098.20/15,523,668,147.30 = 7,410,455,944.60/x
  3. Step 3: Cross multiply
    10,349,112,098.20x = 15,523,668,147.30 × 7,410,455,944.60
  4. Step 4: Simplify right side
    10,349,112,098.20x = 115,037,458,904,156,946,432
  5. Step 5: Solve for x
    x = 115,037,458,904,156,946,432/10,349,112,098.20
  6. Step 6: Final answer
    x = 11,115,683,916.90

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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.