Home / 248,788,537-343,452,476.10-154,733,002.36

Finding the Fourth Proportional to 248,788,537, 343,452,476.10 and 154,733,002.36

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Solution

The fourth proportional to 248,788,537, 343,452,476.10 and 154,733,002.36 is: 213,608,848.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,788,537 : 343,452,476.10 = 154,733,002.36 : x
  2. Step 2: Convert to fraction form
    248,788,537/343,452,476.10 = 154,733,002.36/x
  3. Step 3: Cross multiply
    248,788,537x = 343,452,476.10 × 154,733,002.36
  4. Step 4: Simplify right side
    248,788,537x = 53,143,432,794,929,152
  5. Step 5: Solve for x
    x = 53,143,432,794,929,152/248,788,537
  6. Step 6: Final answer
    x = 213,608,848.04

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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.