Home / 78,595,032.12-108,458,600.77-45,110,022.74

Finding the Fourth Proportional to 78,595,032.12, 108,458,600.77 and 45,110,022.74

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Solution

The fourth proportional to 78,595,032.12, 108,458,600.77 and 45,110,022.74 is: 62,250,371.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,595,032.12 : 108,458,600.77 = 45,110,022.74 : x
  2. Step 2: Convert to fraction form
    78,595,032.12/108,458,600.77 = 45,110,022.74/x
  3. Step 3: Cross multiply
    78,595,032.12x = 108,458,600.77 × 45,110,022.74
  4. Step 4: Simplify right side
    78,595,032.12x = 4,892,569,947,083,282
  5. Step 5: Solve for x
    x = 4,892,569,947,083,282/78,595,032.12
  6. Step 6: Final answer
    x = 62,250,371.49

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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.