Home / 3,870,233,411.76-5,341,375,533.78-2,199,733,658.82

Finding the Fourth Proportional to 3,870,233,411.76, 5,341,375,533.78 and 2,199,733,658.82

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Solution

The fourth proportional to 3,870,233,411.76, 5,341,375,533.78 and 2,199,733,658.82 is: 3,035,890,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,870,233,411.76 : 5,341,375,533.78 = 2,199,733,658.82 : x
  2. Step 2: Convert to fraction form
    3,870,233,411.76/5,341,375,533.78 = 2,199,733,658.82/x
  3. Step 3: Cross multiply
    3,870,233,411.76x = 5,341,375,533.78 × 2,199,733,658.82
  4. Step 4: Simplify right side
    3,870,233,411.76x = 11,749,603,546,053,511,168
  5. Step 5: Solve for x
    x = 11,749,603,546,053,511,168/3,870,233,411.76
  6. Step 6: Final answer
    x = 3,035,890,163.72

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1.5x scale

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.