Home / 93,084,078.78-139,579,403.85-54,235,085.58

Finding the Fourth Proportional to 93,084,078.78, 139,579,403.85 and 54,235,085.58

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Solution

The fourth proportional to 93,084,078.78, 139,579,403.85 and 54,235,085.58 is: 81,325,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,084,078.78 : 139,579,403.85 = 54,235,085.58 : x
  2. Step 2: Convert to fraction form
    93,084,078.78/139,579,403.85 = 54,235,085.58/x
  3. Step 3: Cross multiply
    93,084,078.78x = 139,579,403.85 × 54,235,085.58
  4. Step 4: Simplify right side
    93,084,078.78x = 7,570,100,913,010,131
  5. Step 5: Solve for x
    x = 7,570,100,913,010,131/93,084,078.78
  6. Step 6: Final answer
    x = 81,325,410.45

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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.