Home / 387,039,387.38-534,099,249.63-236,583,935.06

Finding the Fourth Proportional to 387,039,387.38, 534,099,249.63 and 236,583,935.06

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Solution

The fourth proportional to 387,039,387.38, 534,099,249.63 and 236,583,935.06 is: 326,476,597.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,039,387.38 : 534,099,249.63 = 236,583,935.06 : x
  2. Step 2: Convert to fraction form
    387,039,387.38/534,099,249.63 = 236,583,935.06/x
  3. Step 3: Cross multiply
    387,039,387.38x = 534,099,249.63 × 236,583,935.06
  4. Step 4: Simplify right side
    387,039,387.38x = 126,359,302,187,388,160
  5. Step 5: Solve for x
    x = 126,359,302,187,388,160/387,039,387.38
  6. Step 6: Final answer
    x = 326,476,597.24

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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.