Home / 7,432,641,008.40-11,148,961,512.60-5,224,344,221.10

Finding the Fourth Proportional to 7,432,641,008.40, 11,148,961,512.60 and 5,224,344,221.10

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Solution

The fourth proportional to 7,432,641,008.40, 11,148,961,512.60 and 5,224,344,221.10 is: 7,836,516,331.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432,641,008.40 : 11,148,961,512.60 = 5,224,344,221.10 : x
  2. Step 2: Convert to fraction form
    7,432,641,008.40/11,148,961,512.60 = 5,224,344,221.10/x
  3. Step 3: Cross multiply
    7,432,641,008.40x = 11,148,961,512.60 × 5,224,344,221.10
  4. Step 4: Simplify right side
    7,432,641,008.40x = 58,246,012,649,618,128,896
  5. Step 5: Solve for x
    x = 58,246,012,649,618,128,896/7,432,641,008.40
  6. Step 6: Final answer
    x = 7,836,516,331.65

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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.