Home / 228,586,517.76-342,878,843.52-83,019,797.76

Finding the Fourth Proportional to 228,586,517.76, 342,878,843.52 and 83,019,797.76

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Solution

The fourth proportional to 228,586,517.76, 342,878,843.52 and 83,019,797.76 is: 124,529,357.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,586,517.76 : 342,878,843.52 = 83,019,797.76 : x
  2. Step 2: Convert to fraction form
    228,586,517.76/342,878,843.52 = 83,019,797.76/x
  3. Step 3: Cross multiply
    228,586,517.76x = 342,878,843.52 × 83,019,797.76
  4. Step 4: Simplify right side
    228,586,517.76x = 28,465,732,245,213,088
  5. Step 5: Solve for x
    x = 28,465,732,245,213,088/228,586,517.76
  6. Step 6: Final answer
    x = 124,529,357.74

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1.5x scale

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.