Home / 612,931,640.49-845,863,532.25-334,491,100.15

Finding the Fourth Proportional to 612,931,640.49, 845,863,532.25 and 334,491,100.15

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Solution

The fourth proportional to 612,931,640.49, 845,863,532.25 and 334,491,100.15 is: 461,607,469.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,931,640.49 : 845,863,532.25 = 334,491,100.15 : x
  2. Step 2: Convert to fraction form
    612,931,640.49/845,863,532.25 = 334,491,100.15/x
  3. Step 3: Cross multiply
    612,931,640.49x = 845,863,532.25 × 334,491,100.15
  4. Step 4: Simplify right side
    612,931,640.49x = 282,933,823,479,067,488
  5. Step 5: Solve for x
    x = 282,933,823,479,067,488/612,931,640.49
  6. Step 6: Final answer
    x = 461,607,469.40

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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.