Home / 199,295,999.10-298,943,998.65-148,277,663.10

Finding the Fourth Proportional to 199,295,999.10, 298,943,998.65 and 148,277,663.10

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Solution

The fourth proportional to 199,295,999.10, 298,943,998.65 and 148,277,663.10 is: 222,416,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,295,999.10 : 298,943,998.65 = 148,277,663.10 : x
  2. Step 2: Convert to fraction form
    199,295,999.10/298,943,998.65 = 148,277,663.10/x
  3. Step 3: Cross multiply
    199,295,999.10x = 298,943,998.65 × 148,277,663.10
  4. Step 4: Simplify right side
    199,295,999.10x = 44,326,717,517,591,552
  5. Step 5: Solve for x
    x = 44,326,717,517,591,552/199,295,999.10
  6. Step 6: Final answer
    x = 222,416,494.65

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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.