Home / 545,231,792.40-817,847,688.60-327,553,558.80

Finding the Fourth Proportional to 545,231,792.40, 817,847,688.60 and 327,553,558.80

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Solution

The fourth proportional to 545,231,792.40, 817,847,688.60 and 327,553,558.80 is: 491,330,338.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,231,792.40 : 817,847,688.60 = 327,553,558.80 : x
  2. Step 2: Convert to fraction form
    545,231,792.40/817,847,688.60 = 327,553,558.80/x
  3. Step 3: Cross multiply
    545,231,792.40x = 817,847,688.60 × 327,553,558.80
  4. Step 4: Simplify right side
    545,231,792.40x = 267,888,920,957,284,192
  5. Step 5: Solve for x
    x = 267,888,920,957,284,192/545,231,792.40
  6. Step 6: Final answer
    x = 491,330,338.20

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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.