Home / 321,209,264.48-443,229,596.12-180,047,906.06

Finding the Fourth Proportional to 321,209,264.48, 443,229,596.12 and 180,047,906.06

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Solution

The fourth proportional to 321,209,264.48, 443,229,596.12 and 180,047,906.06 is: 248,444,143.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,209,264.48 : 443,229,596.12 = 180,047,906.06 : x
  2. Step 2: Convert to fraction form
    321,209,264.48/443,229,596.12 = 180,047,906.06/x
  3. Step 3: Cross multiply
    321,209,264.48x = 443,229,596.12 × 180,047,906.06
  4. Step 4: Simplify right side
    321,209,264.48x = 79,802,560,683,459,472
  5. Step 5: Solve for x
    x = 79,802,560,683,459,472/321,209,264.48
  6. Step 6: Final answer
    x = 248,444,143.77

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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.