Home / 137,042,926.32-205,482,274.26-43,629,527.28

Finding the Fourth Proportional to 137,042,926.32, 205,482,274.26 and 43,629,527.28

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Solution

The fourth proportional to 137,042,926.32, 205,482,274.26 and 43,629,527.28 is: 65,418,148.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,042,926.32 : 205,482,274.26 = 43,629,527.28 : x
  2. Step 2: Convert to fraction form
    137,042,926.32/205,482,274.26 = 43,629,527.28/x
  3. Step 3: Cross multiply
    137,042,926.32x = 205,482,274.26 × 43,629,527.28
  4. Step 4: Simplify right side
    137,042,926.32x = 8,965,094,490,383,112
  5. Step 5: Solve for x
    x = 8,965,094,490,383,112/137,042,926.32
  6. Step 6: Final answer
    x = 65,418,148.39

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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.