Home / 8,761,904,910.10-13,142,857,365.15-2,551,272,807.70

Finding the Fourth Proportional to 8,761,904,910.10, 13,142,857,365.15 and 2,551,272,807.70

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Solution

The fourth proportional to 8,761,904,910.10, 13,142,857,365.15 and 2,551,272,807.70 is: 3,826,909,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,761,904,910.10 : 13,142,857,365.15 = 2,551,272,807.70 : x
  2. Step 2: Convert to fraction form
    8,761,904,910.10/13,142,857,365.15 = 2,551,272,807.70/x
  3. Step 3: Cross multiply
    8,761,904,910.10x = 13,142,857,365.15 × 2,551,272,807.70
  4. Step 4: Simplify right side
    8,761,904,910.10x = 33,531,014,611,186,860,032
  5. Step 5: Solve for x
    x = 33,531,014,611,186,860,032/8,761,904,910.10
  6. Step 6: Final answer
    x = 3,826,909,211.55

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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.