Home / 8,099,516,468.40-12,149,274,702.60-5,648,620,801.20

Finding the Fourth Proportional to 8,099,516,468.40, 12,149,274,702.60 and 5,648,620,801.20

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Solution

The fourth proportional to 8,099,516,468.40, 12,149,274,702.60 and 5,648,620,801.20 is: 8,472,931,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,516,468.40 : 12,149,274,702.60 = 5,648,620,801.20 : x
  2. Step 2: Convert to fraction form
    8,099,516,468.40/12,149,274,702.60 = 5,648,620,801.20/x
  3. Step 3: Cross multiply
    8,099,516,468.40x = 12,149,274,702.60 × 5,648,620,801.20
  4. Step 4: Simplify right side
    8,099,516,468.40x = 68,626,645,804,599,304,192
  5. Step 5: Solve for x
    x = 68,626,645,804,599,304,192/8,099,516,468.40
  6. Step 6: Final answer
    x = 8,472,931,201.80

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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.