Home / 339,598,856.58-468,643,604.88-190,920,640.41

Finding the Fourth Proportional to 339,598,856.58, 468,643,604.88 and 190,920,640.41

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Solution

The fourth proportional to 339,598,856.58, 468,643,604.88 and 190,920,640.41 is: 263,468,899.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,598,856.58 : 468,643,604.88 = 190,920,640.41 : x
  2. Step 2: Convert to fraction form
    339,598,856.58/468,643,604.88 = 190,920,640.41/x
  3. Step 3: Cross multiply
    339,598,856.58x = 468,643,604.88 × 190,920,640.41
  4. Step 4: Simplify right side
    339,598,856.58x = 89,473,737,167,740,592
  5. Step 5: Solve for x
    x = 89,473,737,167,740,592/339,598,856.58
  6. Step 6: Final answer
    x = 263,468,899.95

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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.