Home / 215,319,416.20-322,594,212.30-131,035,352.20

Finding the Fourth Proportional to 215,319,416.20, 322,594,212.30 and 131,035,352.20

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Solution

The fourth proportional to 215,319,416.20, 322,594,212.30 and 131,035,352.20 is: 196,318,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,319,416.20 : 322,594,212.30 = 131,035,352.20 : x
  2. Step 2: Convert to fraction form
    215,319,416.20/322,594,212.30 = 131,035,352.20/x
  3. Step 3: Cross multiply
    215,319,416.20x = 322,594,212.30 × 131,035,352.20
  4. Step 4: Simplify right side
    215,319,416.20x = 42,271,246,226,412,072
  5. Step 5: Solve for x
    x = 42,271,246,226,412,072/215,319,416.20
  6. Step 6: Final answer
    x = 196,318,785.24

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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.