Home / 199,179,701.86-298,770,113.30-76,395,656.26

Finding the Fourth Proportional to 199,179,701.86, 298,770,113.30 and 76,395,656.26

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Solution

The fourth proportional to 199,179,701.86, 298,770,113.30 and 76,395,656.26 is: 114,593,699.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,179,701.86 : 298,770,113.30 = 76,395,656.26 : x
  2. Step 2: Convert to fraction form
    199,179,701.86/298,770,113.30 = 76,395,656.26/x
  3. Step 3: Cross multiply
    199,179,701.86x = 298,770,113.30 × 76,395,656.26
  4. Step 4: Simplify right side
    199,179,701.86x = 22,824,738,875,299,148
  5. Step 5: Solve for x
    x = 22,824,738,875,299,148/199,179,701.86
  6. Step 6: Final answer
    x = 114,593,699.37

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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.