Home / 276,970,862.80-382,186,491.24-159,534,386.56

Finding the Fourth Proportional to 276,970,862.80, 382,186,491.24 and 159,534,386.56

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Solution

The fourth proportional to 276,970,862.80, 382,186,491.24 and 159,534,386.56 is: 220,138,273.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,970,862.80 : 382,186,491.24 = 159,534,386.56 : x
  2. Step 2: Convert to fraction form
    276,970,862.80/382,186,491.24 = 159,534,386.56/x
  3. Step 3: Cross multiply
    276,970,862.80x = 382,186,491.24 × 159,534,386.56
  4. Step 4: Simplify right side
    276,970,862.80x = 60,971,887,431,492,216
  5. Step 5: Solve for x
    x = 60,971,887,431,492,216/276,970,862.80
  6. Step 6: Final answer
    x = 220,138,273.08

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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.