Home / 268,646,014.80-402,297,175.80-214,898,302.80

Finding the Fourth Proportional to 268,646,014.80, 402,297,175.80 and 214,898,302.80

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Solution

The fourth proportional to 268,646,014.80, 402,297,175.80 and 214,898,302.80 is: 321,810,023.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,646,014.80 : 402,297,175.80 = 214,898,302.80 : x
  2. Step 2: Convert to fraction form
    268,646,014.80/402,297,175.80 = 214,898,302.80/x
  3. Step 3: Cross multiply
    268,646,014.80x = 402,297,175.80 × 214,898,302.80
  4. Step 4: Simplify right side
    268,646,014.80x = 86,452,980,300,653,232
  5. Step 5: Solve for x
    x = 86,452,980,300,653,232/268,646,014.80
  6. Step 6: Final answer
    x = 321,810,023.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.