Home / 333,313,739.02-460,132,456.98-221,989,840.30

Finding the Fourth Proportional to 333,313,739.02, 460,132,456.98 and 221,989,840.30

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Solution

The fourth proportional to 333,313,739.02, 460,132,456.98 and 221,989,840.30 is: 306,452,206.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,313,739.02 : 460,132,456.98 = 221,989,840.30 : x
  2. Step 2: Convert to fraction form
    333,313,739.02/460,132,456.98 = 221,989,840.30/x
  3. Step 3: Cross multiply
    333,313,739.02x = 460,132,456.98 × 221,989,840.30
  4. Step 4: Simplify right side
    333,313,739.02x = 102,144,730,641,836,832
  5. Step 5: Solve for x
    x = 102,144,730,641,836,832/333,313,739.02
  6. Step 6: Final answer
    x = 306,452,206.09

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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.