Home / 93,162,401-128,564,623.14-54,027,380.84

Finding the Fourth Proportional to 93,162,401, 128,564,623.14 and 54,027,380.84

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Solution

The fourth proportional to 93,162,401, 128,564,623.14 and 54,027,380.84 is: 74,558,081.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,162,401 : 128,564,623.14 = 54,027,380.84 : x
  2. Step 2: Convert to fraction form
    93,162,401/128,564,623.14 = 54,027,380.84/x
  3. Step 3: Cross multiply
    93,162,401x = 128,564,623.14 × 54,027,380.84
  4. Step 4: Simplify right side
    93,162,401x = 6,946,009,856,935,857
  5. Step 5: Solve for x
    x = 6,946,009,856,935,857/93,162,401
  6. Step 6: Final answer
    x = 74,558,081.18

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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.