Home / 234,892,820.80-352,171,269.60-105,394,427.20

Finding the Fourth Proportional to 234,892,820.80, 352,171,269.60 and 105,394,427.20

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Solution

The fourth proportional to 234,892,820.80, 352,171,269.60 and 105,394,427.20 is: 158,016,277.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,892,820.80 : 352,171,269.60 = 105,394,427.20 : x
  2. Step 2: Convert to fraction form
    234,892,820.80/352,171,269.60 = 105,394,427.20/x
  3. Step 3: Cross multiply
    234,892,820.80x = 352,171,269.60 × 105,394,427.20
  4. Step 4: Simplify right side
    234,892,820.80x = 37,116,889,235,788,776
  5. Step 5: Solve for x
    x = 37,116,889,235,788,776/234,892,820.80
  6. Step 6: Final answer
    x = 158,016,277.85

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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.