Home / 199,325,019.60-298,987,529.40-111,796,686.90

Finding the Fourth Proportional to 199,325,019.60, 298,987,529.40 and 111,796,686.90

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Solution

The fourth proportional to 199,325,019.60, 298,987,529.40 and 111,796,686.90 is: 167,695,030.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,325,019.60 : 298,987,529.40 = 111,796,686.90 : x
  2. Step 2: Convert to fraction form
    199,325,019.60/298,987,529.40 = 111,796,686.90/x
  3. Step 3: Cross multiply
    199,325,019.60x = 298,987,529.40 × 111,796,686.90
  4. Step 4: Simplify right side
    199,325,019.60x = 33,425,815,211,336,344
  5. Step 5: Solve for x
    x = 33,425,815,211,336,344/199,325,019.60
  6. Step 6: Final answer
    x = 167,695,030.35

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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.