Home / 585,961,219.90-808,627,369.33-318,037,148.60

Finding the Fourth Proportional to 585,961,219.90, 808,627,369.33 and 318,037,148.60

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Solution

The fourth proportional to 585,961,219.90, 808,627,369.33 and 318,037,148.60 is: 438,891,745.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,961,219.90 : 808,627,369.33 = 318,037,148.60 : x
  2. Step 2: Convert to fraction form
    585,961,219.90/808,627,369.33 = 318,037,148.60/x
  3. Step 3: Cross multiply
    585,961,219.90x = 808,627,369.33 × 318,037,148.60
  4. Step 4: Simplify right side
    585,961,219.90x = 257,173,542,820,734,272
  5. Step 5: Solve for x
    x = 257,173,542,820,734,272/585,961,219.90
  6. Step 6: Final answer
    x = 438,891,745.88

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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.