Home / 682,018,669.40-1,023,028,004.10-294,279,315.80

Finding the Fourth Proportional to 682,018,669.40, 1,023,028,004.10 and 294,279,315.80

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Solution

The fourth proportional to 682,018,669.40, 1,023,028,004.10 and 294,279,315.80 is: 441,418,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,018,669.40 : 1,023,028,004.10 = 294,279,315.80 : x
  2. Step 2: Convert to fraction form
    682,018,669.40/1,023,028,004.10 = 294,279,315.80/x
  3. Step 3: Cross multiply
    682,018,669.40x = 1,023,028,004.10 × 294,279,315.80
  4. Step 4: Simplify right side
    682,018,669.40x = 301,055,981,090,787,584
  5. Step 5: Solve for x
    x = 301,055,981,090,787,584/682,018,669.40
  6. Step 6: Final answer
    x = 441,418,973.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.