Home / 445,502,597.40-668,253,896.10-353,669,592.60

Finding the Fourth Proportional to 445,502,597.40, 668,253,896.10 and 353,669,592.60

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Solution

The fourth proportional to 445,502,597.40, 668,253,896.10 and 353,669,592.60 is: 530,504,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,502,597.40 : 668,253,896.10 = 353,669,592.60 : x
  2. Step 2: Convert to fraction form
    445,502,597.40/668,253,896.10 = 353,669,592.60/x
  3. Step 3: Cross multiply
    445,502,597.40x = 668,253,896.10 × 353,669,592.60
  4. Step 4: Simplify right side
    445,502,597.40x = 236,341,083,187,049,760
  5. Step 5: Solve for x
    x = 236,341,083,187,049,760/445,502,597.40
  6. Step 6: Final answer
    x = 530,504,388.90

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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.