Home / 208,756,426.11-288,708,133.19-182,605,548.57

Finding the Fourth Proportional to 208,756,426.11, 288,708,133.19 and 182,605,548.57

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Solution

The fourth proportional to 208,756,426.11, 288,708,133.19 and 182,605,548.57 is: 252,541,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,756,426.11 : 288,708,133.19 = 182,605,548.57 : x
  2. Step 2: Convert to fraction form
    208,756,426.11/288,708,133.19 = 182,605,548.57/x
  3. Step 3: Cross multiply
    208,756,426.11x = 288,708,133.19 × 182,605,548.57
  4. Step 4: Simplify right side
    208,756,426.11x = 52,719,707,036,867,544
  5. Step 5: Solve for x
    x = 52,719,707,036,867,544/208,756,426.11
  6. Step 6: Final answer
    x = 252,541,720.60

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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.