Home / 595,504,451.90-821,225,818.59-394,242,734.54

Finding the Fourth Proportional to 595,504,451.90, 821,225,818.59 and 394,242,734.54

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Solution

The fourth proportional to 595,504,451.90, 821,225,818.59 and 394,242,734.54 is: 543,677,400.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,504,451.90 : 821,225,818.59 = 394,242,734.54 : x
  2. Step 2: Convert to fraction form
    595,504,451.90/821,225,818.59 = 394,242,734.54/x
  3. Step 3: Cross multiply
    595,504,451.90x = 821,225,818.59 × 394,242,734.54
  4. Step 4: Simplify right side
    595,504,451.90x = 323,762,312,391,665,472
  5. Step 5: Solve for x
    x = 323,762,312,391,665,472/595,504,451.90
  6. Step 6: Final answer
    x = 543,677,400.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.