Home / 130,280,145.05-195,458,039.62-52,516,917.71

Finding the Fourth Proportional to 130,280,145.05, 195,458,039.62 and 52,516,917.71

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Solution

The fourth proportional to 130,280,145.05, 195,458,039.62 and 52,516,917.71 is: 78,790,622.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,280,145.05 : 195,458,039.62 = 52,516,917.71 : x
  2. Step 2: Convert to fraction form
    130,280,145.05/195,458,039.62 = 52,516,917.71/x
  3. Step 3: Cross multiply
    130,280,145.05x = 195,458,039.62 × 52,516,917.71
  4. Step 4: Simplify right side
    130,280,145.05x = 10,264,853,782,105,846
  5. Step 5: Solve for x
    x = 10,264,853,782,105,846/130,280,145.05
  6. Step 6: Final answer
    x = 78,790,622.91

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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.