Home / 321,398,388.04-482,159,637.42-137,163,175.24

Finding the Fourth Proportional to 321,398,388.04, 482,159,637.42 and 137,163,175.24

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Solution

The fourth proportional to 321,398,388.04, 482,159,637.42 and 137,163,175.24 is: 205,771,246.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,398,388.04 : 482,159,637.42 = 137,163,175.24 : x
  2. Step 2: Convert to fraction form
    321,398,388.04/482,159,637.42 = 137,163,175.24/x
  3. Step 3: Cross multiply
    321,398,388.04x = 482,159,637.42 × 137,163,175.24
  4. Step 4: Simplify right side
    321,398,388.04x = 66,134,546,841,094,328
  5. Step 5: Solve for x
    x = 66,134,546,841,094,328/321,398,388.04
  6. Step 6: Final answer
    x = 205,771,246.22

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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.