Home / 160,509,628.20-240,764,442.30-105,027,187.80

Finding the Fourth Proportional to 160,509,628.20, 240,764,442.30 and 105,027,187.80

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Solution

The fourth proportional to 160,509,628.20, 240,764,442.30 and 105,027,187.80 is: 157,540,781.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,509,628.20 : 240,764,442.30 = 105,027,187.80 : x
  2. Step 2: Convert to fraction form
    160,509,628.20/240,764,442.30 = 105,027,187.80/x
  3. Step 3: Cross multiply
    160,509,628.20x = 240,764,442.30 × 105,027,187.80
  4. Step 4: Simplify right side
    160,509,628.20x = 25,286,812,297,004,364
  5. Step 5: Solve for x
    x = 25,286,812,297,004,364/160,509,628.20
  6. Step 6: Final answer
    x = 157,540,781.70

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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.