Home / 352,766,274.13-486,844,721.90-211,642,805.35

Finding the Fourth Proportional to 352,766,274.13, 486,844,721.90 and 211,642,805.35

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Solution

The fourth proportional to 352,766,274.13, 486,844,721.90 and 211,642,805.35 is: 292,083,428.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,766,274.13 : 486,844,721.90 = 211,642,805.35 : x
  2. Step 2: Convert to fraction form
    352,766,274.13/486,844,721.90 = 211,642,805.35/x
  3. Step 3: Cross multiply
    352,766,274.13x = 486,844,721.90 × 211,642,805.35
  4. Step 4: Simplify right side
    352,766,274.13x = 103,037,182,712,756,576
  5. Step 5: Solve for x
    x = 103,037,182,712,756,576/352,766,274.13
  6. Step 6: Final answer
    x = 292,083,428.23

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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.