Home / 355,460,793.51-490,417,090.73-206,750,346.82

Finding the Fourth Proportional to 355,460,793.51, 490,417,090.73 and 206,750,346.82

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Solution

The fourth proportional to 355,460,793.51, 490,417,090.73 and 206,750,346.82 is: 285,246,377.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,460,793.51 : 490,417,090.73 = 206,750,346.82 : x
  2. Step 2: Convert to fraction form
    355,460,793.51/490,417,090.73 = 206,750,346.82/x
  3. Step 3: Cross multiply
    355,460,793.51x = 490,417,090.73 × 206,750,346.82
  4. Step 4: Simplify right side
    355,460,793.51x = 101,393,903,594,562,432
  5. Step 5: Solve for x
    x = 101,393,903,594,562,432/355,460,793.51
  6. Step 6: Final answer
    x = 285,246,377.23

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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.