Home / 238,773,847.47-358,233,866.21-122,271,691.34

Finding the Fourth Proportional to 238,773,847.47, 358,233,866.21 and 122,271,691.34

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Solution

The fourth proportional to 238,773,847.47, 358,233,866.21 and 122,271,691.34 is: 183,444,967.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,773,847.47 : 358,233,866.21 = 122,271,691.34 : x
  2. Step 2: Convert to fraction form
    238,773,847.47/358,233,866.21 = 122,271,691.34/x
  3. Step 3: Cross multiply
    238,773,847.47x = 358,233,866.21 × 122,271,691.34
  4. Step 4: Simplify right side
    238,773,847.47x = 43,801,860,717,278,072
  5. Step 5: Solve for x
    x = 43,801,860,717,278,072/238,773,847.47
  6. Step 6: Final answer
    x = 183,444,967.62

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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.