Home / 70,562,231.73-105,824,451.92-19,432,096.29

Finding the Fourth Proportional to 70,562,231.73, 105,824,451.92 and 19,432,096.29

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Solution

The fourth proportional to 70,562,231.73, 105,824,451.92 and 19,432,096.29 is: 29,142,940.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,562,231.73 : 105,824,451.92 = 19,432,096.29 : x
  2. Step 2: Convert to fraction form
    70,562,231.73/105,824,451.92 = 19,432,096.29/x
  3. Step 3: Cross multiply
    70,562,231.73x = 105,824,451.92 × 19,432,096.29
  4. Step 4: Simplify right side
    70,562,231.73x = 2,056,390,939,448,755
  5. Step 5: Solve for x
    x = 2,056,390,939,448,755/70,562,231.73
  6. Step 6: Final answer
    x = 29,142,940.76

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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.