Home / 8,761,904,912.10-13,142,857,368.15-2,551,272,809.70

Finding the Fourth Proportional to 8,761,904,912.10, 13,142,857,368.15 and 2,551,272,809.70

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Solution

The fourth proportional to 8,761,904,912.10, 13,142,857,368.15 and 2,551,272,809.70 is: 3,826,909,214.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,761,904,912.10 : 13,142,857,368.15 = 2,551,272,809.70 : x
  2. Step 2: Convert to fraction form
    8,761,904,912.10/13,142,857,368.15 = 2,551,272,809.70/x
  3. Step 3: Cross multiply
    8,761,904,912.10x = 13,142,857,368.15 × 2,551,272,809.70
  4. Step 4: Simplify right side
    8,761,904,912.10x = 33,531,014,645,126,393,856
  5. Step 5: Solve for x
    x = 33,531,014,645,126,393,856/8,761,904,912.10
  6. Step 6: Final answer
    x = 3,826,909,214.55

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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.