Home / 78,391,356.60-117,579,431.41-23,804,414.34

Finding the Fourth Proportional to 78,391,356.60, 117,579,431.41 and 23,804,414.34

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Solution

The fourth proportional to 78,391,356.60, 117,579,431.41 and 23,804,414.34 is: 35,704,312.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,391,356.60 : 117,579,431.41 = 23,804,414.34 : x
  2. Step 2: Convert to fraction form
    78,391,356.60/117,579,431.41 = 23,804,414.34/x
  3. Step 3: Cross multiply
    78,391,356.60x = 117,579,431.41 × 23,804,414.34
  4. Step 4: Simplify right side
    78,391,356.60x = 2,798,909,503,145,250.50
  5. Step 5: Solve for x
    x = 2,798,909,503,145,250.50/78,391,356.60
  6. Step 6: Final answer
    x = 35,704,312.63

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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.