Home / 249,327,540.32-344,072,079.72-136,297,523.36

Finding the Fourth Proportional to 249,327,540.32, 344,072,079.72 and 136,297,523.36

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Solution

The fourth proportional to 249,327,540.32, 344,072,079.72 and 136,297,523.36 is: 188,090,622.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,327,540.32 : 344,072,079.72 = 136,297,523.36 : x
  2. Step 2: Convert to fraction form
    249,327,540.32/344,072,079.72 = 136,297,523.36/x
  3. Step 3: Cross multiply
    249,327,540.32x = 344,072,079.72 × 136,297,523.36
  4. Step 4: Simplify right side
    249,327,540.32x = 46,896,172,324,020,672
  5. Step 5: Solve for x
    x = 46,896,172,324,020,672/249,327,540.32
  6. Step 6: Final answer
    x = 188,090,622.74

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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.