Home / 93,122,629.04-128,503,076.23-55,930,809.12

Finding the Fourth Proportional to 93,122,629.04, 128,503,076.23 and 55,930,809.12

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Solution

The fourth proportional to 93,122,629.04, 128,503,076.23 and 55,930,809.12 is: 77,180,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,122,629.04 : 128,503,076.23 = 55,930,809.12 : x
  2. Step 2: Convert to fraction form
    93,122,629.04/128,503,076.23 = 55,930,809.12/x
  3. Step 3: Cross multiply
    93,122,629.04x = 128,503,076.23 × 55,930,809.12
  4. Step 4: Simplify right side
    93,122,629.04x = 7,187,281,027,540,966
  5. Step 5: Solve for x
    x = 7,187,281,027,540,966/93,122,629.04
  6. Step 6: Final answer
    x = 77,180,821.70

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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.