Home / 159,148,728,495.20-219,724,362,306.96-101,309,743,184.96

Finding the Fourth Proportional to 159,148,728,495.20, 219,724,362,306.96 and 101,309,743,184.96

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Solution

The fourth proportional to 159,148,728,495.20, 219,724,362,306.96 and 101,309,743,184.96 is: 139,870,540,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,148,728,495.20 : 219,724,362,306.96 = 101,309,743,184.96 : x
  2. Step 2: Convert to fraction form
    159,148,728,495.20/219,724,362,306.96 = 101,309,743,184.96/x
  3. Step 3: Cross multiply
    159,148,728,495.20x = 219,724,362,306.96 × 101,309,743,184.96
  4. Step 4: Simplify right side
    159,148,728,495.20x = 22,260,218,716,797,223,829,504
  5. Step 5: Solve for x
    x = 22,260,218,716,797,223,829,504/159,148,728,495.20
  6. Step 6: Final answer
    x = 139,870,540,765.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.