Home / 248,788,536-343,452,474.72-154,733,001.36

Finding the Fourth Proportional to 248,788,536, 343,452,474.72 and 154,733,001.36

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Solution

The fourth proportional to 248,788,536, 343,452,474.72 and 154,733,001.36 is: 213,608,846.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,788,536 : 343,452,474.72 = 154,733,001.36 : x
  2. Step 2: Convert to fraction form
    248,788,536/343,452,474.72 = 154,733,001.36/x
  3. Step 3: Cross multiply
    248,788,536x = 343,452,474.72 × 154,733,001.36
  4. Step 4: Simplify right side
    248,788,536x = 53,143,432,237,945,136
  5. Step 5: Solve for x
    x = 53,143,432,237,945,136/248,788,536
  6. Step 6: Final answer
    x = 213,608,846.66

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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.