Home / 93,828,060.68-129,405,946.91-66,042,750.56

Finding the Fourth Proportional to 93,828,060.68, 129,405,946.91 and 66,042,750.56

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Solution

The fourth proportional to 93,828,060.68, 129,405,946.91 and 66,042,750.56 is: 91,084,954.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,828,060.68 : 129,405,946.91 = 66,042,750.56 : x
  2. Step 2: Convert to fraction form
    93,828,060.68/129,405,946.91 = 66,042,750.56/x
  3. Step 3: Cross multiply
    93,828,060.68x = 129,405,946.91 × 66,042,750.56
  4. Step 4: Simplify right side
    93,828,060.68x = 8,546,324,671,780,489
  5. Step 5: Solve for x
    x = 8,546,324,671,780,489/93,828,060.68
  6. Step 6: Final answer
    x = 91,084,954.87

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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.