Home / 93,162,396-128,564,616.24-54,027,375.84

Finding the Fourth Proportional to 93,162,396, 128,564,616.24 and 54,027,375.84

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Solution

The fourth proportional to 93,162,396, 128,564,616.24 and 54,027,375.84 is: 74,558,074.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,162,396 : 128,564,616.24 = 54,027,375.84 : x
  2. Step 2: Convert to fraction form
    93,162,396/128,564,616.24 = 54,027,375.84/x
  3. Step 3: Cross multiply
    93,162,396x = 128,564,616.24 × 54,027,375.84
  4. Step 4: Simplify right side
    93,162,396x = 6,946,008,841,323,848
  5. Step 5: Solve for x
    x = 6,946,008,841,323,848/93,162,396
  6. Step 6: Final answer
    x = 74,558,074.28

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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.