Home / 78,595,031.99-108,458,600.60-45,110,022.61

Finding the Fourth Proportional to 78,595,031.99, 108,458,600.60 and 45,110,022.61

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Solution

The fourth proportional to 78,595,031.99, 108,458,600.60 and 45,110,022.61 is: 62,250,371.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,595,031.99 : 108,458,600.60 = 45,110,022.61 : x
  2. Step 2: Convert to fraction form
    78,595,031.99/108,458,600.60 = 45,110,022.61/x
  3. Step 3: Cross multiply
    78,595,031.99x = 108,458,600.60 × 45,110,022.61
  4. Step 4: Simplify right side
    78,595,031.99x = 4,892,569,925,360,556
  5. Step 5: Solve for x
    x = 4,892,569,925,360,556/78,595,031.99
  6. Step 6: Final answer
    x = 62,250,371.32

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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.