Home / 358,372,417,072.47-494,554,133,983.32-193,573,935,403.83

Finding the Fourth Proportional to 358,372,417,072.47, 494,554,133,983.32 and 193,573,935,403.83

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Solution

The fourth proportional to 358,372,417,072.47, 494,554,133,983.32 and 193,573,935,403.83 is: 267,132,138,035.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,372,417,072.47 : 494,554,133,983.32 = 193,573,935,403.83 : x
  2. Step 2: Convert to fraction form
    358,372,417,072.47/494,554,133,983.32 = 193,573,935,403.83/x
  3. Step 3: Cross multiply
    358,372,417,072.47x = 494,554,133,983.32 × 193,573,935,403.83
  4. Step 4: Simplify right side
    358,372,417,072.47x = 95,732,789,985,384,262,008,832
  5. Step 5: Solve for x
    x = 95,732,789,985,384,262,008,832/358,372,417,072.47
  6. Step 6: Final answer
    x = 267,132,138,035.13

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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.