Home / 228,317,561.49-342,364,739.15-159,263,446.55

Finding the Fourth Proportional to 228,317,561.49, 342,364,739.15 and 159,263,446.55

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Solution

The fourth proportional to 228,317,561.49, 342,364,739.15 and 159,263,446.55 is: 238,817,320.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,317,561.49 : 342,364,739.15 = 159,263,446.55 : x
  2. Step 2: Convert to fraction form
    228,317,561.49/342,364,739.15 = 159,263,446.55/x
  3. Step 3: Cross multiply
    228,317,561.49x = 342,364,739.15 × 159,263,446.55
  4. Step 4: Simplify right side
    228,317,561.49x = 54,526,188,331,712,568
  5. Step 5: Solve for x
    x = 54,526,188,331,712,568/228,317,561.49
  6. Step 6: Final answer
    x = 238,817,320.82

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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.