Home / 193,584,122.39-267,146,127.33-105,478,120.07

Finding the Fourth Proportional to 193,584,122.39, 267,146,127.33 and 105,478,120.07

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Solution

The fourth proportional to 193,584,122.39, 267,146,127.33 and 105,478,120.07 is: 145,559,826.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,584,122.39 : 267,146,127.33 = 105,478,120.07 : x
  2. Step 2: Convert to fraction form
    193,584,122.39/267,146,127.33 = 105,478,120.07/x
  3. Step 3: Cross multiply
    193,584,122.39x = 267,146,127.33 × 105,478,120.07
  4. Step 4: Simplify right side
    193,584,122.39x = 28,178,071,293,413,520
  5. Step 5: Solve for x
    x = 28,178,071,293,413,520/193,584,122.39
  6. Step 6: Final answer
    x = 145,559,826.63

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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.