Home / 1,307,856,331.12-1,959,847,164.60-1,076,331,238.24

Finding the Fourth Proportional to 1,307,856,331.12, 1,959,847,164.60 and 1,076,331,238.24

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Solution

The fourth proportional to 1,307,856,331.12, 1,959,847,164.60 and 1,076,331,238.24 is: 1,612,902,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,856,331.12 : 1,959,847,164.60 = 1,076,331,238.24 : x
  2. Step 2: Convert to fraction form
    1,307,856,331.12/1,959,847,164.60 = 1,076,331,238.24/x
  3. Step 3: Cross multiply
    1,307,856,331.12x = 1,959,847,164.60 × 1,076,331,238.24
  4. Step 4: Simplify right side
    1,307,856,331.12x = 2,109,444,725,435,070,976
  5. Step 5: Solve for x
    x = 2,109,444,725,435,070,976/1,307,856,331.12
  6. Step 6: Final answer
    x = 1,612,902,484.20

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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.