Home / 263,472,094.20-394,924,706.10-99,646,548.60

Finding the Fourth Proportional to 263,472,094.20, 394,924,706.10 and 99,646,548.60

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Solution

The fourth proportional to 263,472,094.20, 394,924,706.10 and 99,646,548.60 is: 149,362,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,472,094.20 : 394,924,706.10 = 99,646,548.60 : x
  2. Step 2: Convert to fraction form
    263,472,094.20/394,924,706.10 = 99,646,548.60/x
  3. Step 3: Cross multiply
    263,472,094.20x = 394,924,706.10 × 99,646,548.60
  4. Step 4: Simplify right side
    263,472,094.20x = 39,352,883,919,734,368
  5. Step 5: Solve for x
    x = 39,352,883,919,734,368/263,472,094.20
  6. Step 6: Final answer
    x = 149,362,626.20

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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.