Home / 939,589,635,896.40-1,409,384,453,844.60-836,852,675,998.80

Finding the Fourth Proportional to 939,589,635,896.40, 1,409,384,453,844.60 and 836,852,675,998.80

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Solution

The fourth proportional to 939,589,635,896.40, 1,409,384,453,844.60 and 836,852,675,998.80 is: 1,255,279,013,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,589,635,896.40 : 1,409,384,453,844.60 = 836,852,675,998.80 : x
  2. Step 2: Convert to fraction form
    939,589,635,896.40/1,409,384,453,844.60 = 836,852,675,998.80/x
  3. Step 3: Cross multiply
    939,589,635,896.40x = 1,409,384,453,844.60 × 836,852,675,998.80
  4. Step 4: Simplify right side
    939,589,635,896.40x = 1,179,447,151,710,960,909,025,280
  5. Step 5: Solve for x
    x = 1,179,447,151,710,960,909,025,280/939,589,635,896.40
  6. Step 6: Final answer
    x = 1,255,279,013,998.20

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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.