Home / 318,498,185.16-439,662,956.94-214,136,751.60

Finding the Fourth Proportional to 318,498,185.16, 439,662,956.94 and 214,136,751.60

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Solution

The fourth proportional to 318,498,185.16, 439,662,956.94 and 214,136,751.60 is: 295,599,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,498,185.16 : 439,662,956.94 = 214,136,751.60 : x
  2. Step 2: Convert to fraction form
    318,498,185.16/439,662,956.94 = 214,136,751.60/x
  3. Step 3: Cross multiply
    318,498,185.16x = 439,662,956.94 × 214,136,751.60
  4. Step 4: Simplify right side
    318,498,185.16x = 94,147,997,397,982,272
  5. Step 5: Solve for x
    x = 94,147,997,397,982,272/318,498,185.16
  6. Step 6: Final answer
    x = 295,599,792.35

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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.