Home / 193,620,085.06-267,187,942.84-105,512,204.88

Finding the Fourth Proportional to 193,620,085.06, 267,187,942.84 and 105,512,204.88

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Solution

The fourth proportional to 193,620,085.06, 267,187,942.84 and 105,512,204.88 is: 145,602,606.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,620,085.06 : 267,187,942.84 = 105,512,204.88 : x
  2. Step 2: Convert to fraction form
    193,620,085.06/267,187,942.84 = 105,512,204.88/x
  3. Step 3: Cross multiply
    193,620,085.06x = 267,187,942.84 × 105,512,204.88
  4. Step 4: Simplify right side
    193,620,085.06x = 28,191,588,966,399,808
  5. Step 5: Solve for x
    x = 28,191,588,966,399,808/193,620,085.06
  6. Step 6: Final answer
    x = 145,602,606.04

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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.