Home / 197,138,416.60-295,707,624.90-87,963,376.60

Finding the Fourth Proportional to 197,138,416.60, 295,707,624.90 and 87,963,376.60

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Solution

The fourth proportional to 197,138,416.60, 295,707,624.90 and 87,963,376.60 is: 131,945,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,138,416.60 : 295,707,624.90 = 87,963,376.60 : x
  2. Step 2: Convert to fraction form
    197,138,416.60/295,707,624.90 = 87,963,376.60/x
  3. Step 3: Cross multiply
    197,138,416.60x = 295,707,624.90 × 87,963,376.60
  4. Step 4: Simplify right side
    197,138,416.60x = 26,011,441,172,570,232
  5. Step 5: Solve for x
    x = 26,011,441,172,570,232/197,138,416.60
  6. Step 6: Final answer
    x = 131,945,064.90

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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.