Home / 2,556,277,719.70-3,834,416,579.55-1,685,564,785.30

Finding the Fourth Proportional to 2,556,277,719.70, 3,834,416,579.55 and 1,685,564,785.30

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Solution

The fourth proportional to 2,556,277,719.70, 3,834,416,579.55 and 1,685,564,785.30 is: 2,528,347,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556,277,719.70 : 3,834,416,579.55 = 1,685,564,785.30 : x
  2. Step 2: Convert to fraction form
    2,556,277,719.70/3,834,416,579.55 = 1,685,564,785.30/x
  3. Step 3: Cross multiply
    2,556,277,719.70x = 3,834,416,579.55 × 1,685,564,785.30
  4. Step 4: Simplify right side
    2,556,277,719.70x = 6,463,157,558,659,956,736
  5. Step 5: Solve for x
    x = 6,463,157,558,659,956,736/2,556,277,719.70
  6. Step 6: Final answer
    x = 2,528,347,177.95

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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.