Home / 612,931,640.36-845,863,532.08-334,491,100.03

Finding the Fourth Proportional to 612,931,640.36, 845,863,532.08 and 334,491,100.03

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Solution

The fourth proportional to 612,931,640.36, 845,863,532.08 and 334,491,100.03 is: 461,607,469.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,931,640.36 : 845,863,532.08 = 334,491,100.03 : x
  2. Step 2: Convert to fraction form
    612,931,640.36/845,863,532.08 = 334,491,100.03/x
  3. Step 3: Cross multiply
    612,931,640.36x = 845,863,532.08 × 334,491,100.03
  4. Step 4: Simplify right side
    612,931,640.36x = 282,933,823,320,700,384
  5. Step 5: Solve for x
    x = 282,933,823,320,700,384/612,931,640.36
  6. Step 6: Final answer
    x = 461,607,469.24

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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.