Home / 78,595,031.74-108,458,600.25-45,110,022.36

Finding the Fourth Proportional to 78,595,031.74, 108,458,600.25 and 45,110,022.36

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Solution

The fourth proportional to 78,595,031.74, 108,458,600.25 and 45,110,022.36 is: 62,250,370.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,595,031.74 : 108,458,600.25 = 45,110,022.36 : x
  2. Step 2: Convert to fraction form
    78,595,031.74/108,458,600.25 = 45,110,022.36/x
  3. Step 3: Cross multiply
    78,595,031.74x = 108,458,600.25 × 45,110,022.36
  4. Step 4: Simplify right side
    78,595,031.74x = 4,892,569,882,682,948
  5. Step 5: Solve for x
    x = 4,892,569,882,682,948/78,595,031.74
  6. Step 6: Final answer
    x = 62,250,370.98

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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.