Home / 309,236,558-426,735,576.60-170,006,306

Finding the Fourth Proportional to 309,236,558, 426,735,576.60 and 170,006,306

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Solution

The fourth proportional to 309,236,558, 426,735,576.60 and 170,006,306 is: 234,602,724.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,236,558 : 426,735,576.60 = 170,006,306 : x
  2. Step 2: Convert to fraction form
    309,236,558/426,735,576.60 = 170,006,306/x
  3. Step 3: Cross multiply
    309,236,558x = 426,735,576.60 × 170,006,306
  4. Step 4: Simplify right side
    309,236,558x = 72,547,739,016,546,048
  5. Step 5: Solve for x
    x = 72,547,739,016,546,048/309,236,558
  6. Step 6: Final answer
    x = 234,602,724.48

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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.