Home / 368,252,899-552,452,116.07-135,085,776.42

Finding the Fourth Proportional to 368,252,899, 552,452,116.07 and 135,085,776.42

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Solution

The fourth proportional to 368,252,899, 552,452,116.07 and 135,085,776.42 is: 202,655,357.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,252,899 : 552,452,116.07 = 135,085,776.42 : x
  2. Step 2: Convert to fraction form
    368,252,899/552,452,116.07 = 135,085,776.42/x
  3. Step 3: Cross multiply
    368,252,899x = 552,452,116.07 × 135,085,776.42
  4. Step 4: Simplify right side
    368,252,899x = 74,628,423,034,187,904
  5. Step 5: Solve for x
    x = 74,628,423,034,187,904/368,252,899
  6. Step 6: Final answer
    x = 202,655,357.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.