Home / 272,293,231.88-408,523,051.02-163,239,808.52

Finding the Fourth Proportional to 272,293,231.88, 408,523,051.02 and 163,239,808.52

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Solution

The fourth proportional to 272,293,231.88, 408,523,051.02 and 163,239,808.52 is: 244,909,593.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,293,231.88 : 408,523,051.02 = 163,239,808.52 : x
  2. Step 2: Convert to fraction form
    272,293,231.88/408,523,051.02 = 163,239,808.52/x
  3. Step 3: Cross multiply
    272,293,231.88x = 408,523,051.02 × 163,239,808.52
  4. Step 4: Simplify right side
    272,293,231.88x = 66,687,224,624,510,992
  5. Step 5: Solve for x
    x = 66,687,224,624,510,992/272,293,231.88
  6. Step 6: Final answer
    x = 244,909,593.10

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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.