Home / 105,651,339.66-158,315,387.25-56,474,188.34

Finding the Fourth Proportional to 105,651,339.66, 158,315,387.25 and 56,474,188.34

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Solution

The fourth proportional to 105,651,339.66, 158,315,387.25 and 56,474,188.34 is: 84,624,889.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,651,339.66 : 158,315,387.25 = 56,474,188.34 : x
  2. Step 2: Convert to fraction form
    105,651,339.66/158,315,387.25 = 56,474,188.34/x
  3. Step 3: Cross multiply
    105,651,339.66x = 158,315,387.25 × 56,474,188.34
  4. Step 4: Simplify right side
    105,651,339.66x = 8,940,732,996,096,736
  5. Step 5: Solve for x
    x = 8,940,732,996,096,736/105,651,339.66
  6. Step 6: Final answer
    x = 84,624,889.99

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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.