Home / 5,117,904,092.40-7,676,856,138.60-4,188,094,918.80

Finding the Fourth Proportional to 5,117,904,092.40, 7,676,856,138.60 and 4,188,094,918.80

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Solution

The fourth proportional to 5,117,904,092.40, 7,676,856,138.60 and 4,188,094,918.80 is: 6,282,142,378.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117,904,092.40 : 7,676,856,138.60 = 4,188,094,918.80 : x
  2. Step 2: Convert to fraction form
    5,117,904,092.40/7,676,856,138.60 = 4,188,094,918.80/x
  3. Step 3: Cross multiply
    5,117,904,092.40x = 7,676,856,138.60 × 4,188,094,918.80
  4. Step 4: Simplify right side
    5,117,904,092.40x = 32,151,402,186,429,251,584
  5. Step 5: Solve for x
    x = 32,151,402,186,429,251,584/5,117,904,092.40
  6. Step 6: Final answer
    x = 6,282,142,378.20

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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.