Home / 127,979,856,010.60-178,730,999,991.80-127,979,856,010.60

Finding the Fourth Proportional to 127,979,856,010.60, 178,730,999,991.80 and 127,979,856,010.60

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Solution

The fourth proportional to 127,979,856,010.60, 178,730,999,991.80 and 127,979,856,010.60 is: 178,730,999,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,979,856,010.60 : 178,730,999,991.80 = 127,979,856,010.60 : x
  2. Step 2: Convert to fraction form
    127,979,856,010.60/178,730,999,991.80 = 127,979,856,010.60/x
  3. Step 3: Cross multiply
    127,979,856,010.60x = 178,730,999,991.80 × 127,979,856,010.60
  4. Step 4: Simplify right side
    127,979,856,010.60x = 22,873,967,643,581,113,958,400
  5. Step 5: Solve for x
    x = 22,873,967,643,581,113,958,400/127,979,856,010.60
  6. Step 6: Final answer
    x = 178,730,999,991.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.