Home / 93,222,857.52-128,648,093.12-54,087,936.48

Finding the Fourth Proportional to 93,222,857.52, 128,648,093.12 and 54,087,936.48

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Solution

The fourth proportional to 93,222,857.52, 128,648,093.12 and 54,087,936.48 is: 74,641,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,222,857.52 : 128,648,093.12 = 54,087,936.48 : x
  2. Step 2: Convert to fraction form
    93,222,857.52/128,648,093.12 = 54,087,936.48/x
  3. Step 3: Cross multiply
    93,222,857.52x = 128,648,093.12 × 54,087,936.48
  4. Step 4: Simplify right side
    93,222,857.52x = 6,958,309,888,947,685
  5. Step 5: Solve for x
    x = 6,958,309,888,947,685/93,222,857.52
  6. Step 6: Final answer
    x = 74,641,671.30

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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.