Home / 199,301,064.60-298,951,596.90-147,644,999.40

Finding the Fourth Proportional to 199,301,064.60, 298,951,596.90 and 147,644,999.40

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Solution

The fourth proportional to 199,301,064.60, 298,951,596.90 and 147,644,999.40 is: 221,467,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,301,064.60 : 298,951,596.90 = 147,644,999.40 : x
  2. Step 2: Convert to fraction form
    199,301,064.60/298,951,596.90 = 147,644,999.40/x
  3. Step 3: Cross multiply
    199,301,064.60x = 298,951,596.90 × 147,644,999.40
  4. Step 4: Simplify right side
    199,301,064.60x = 44,138,708,344,929,544
  5. Step 5: Solve for x
    x = 44,138,708,344,929,544/199,301,064.60
  6. Step 6: Final answer
    x = 221,467,499.10

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1.5x scale

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.