Home / 354,299,455.60-531,449,183.40-98,997,823.60

Finding the Fourth Proportional to 354,299,455.60, 531,449,183.40 and 98,997,823.60

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Solution

The fourth proportional to 354,299,455.60, 531,449,183.40 and 98,997,823.60 is: 148,496,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,299,455.60 : 531,449,183.40 = 98,997,823.60 : x
  2. Step 2: Convert to fraction form
    354,299,455.60/531,449,183.40 = 98,997,823.60/x
  3. Step 3: Cross multiply
    354,299,455.60x = 531,449,183.40 × 98,997,823.60
  4. Step 4: Simplify right side
    354,299,455.60x = 52,612,312,510,597,240
  5. Step 5: Solve for x
    x = 52,612,312,510,597,240/354,299,455.60
  6. Step 6: Final answer
    x = 148,496,735.40

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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.