Home / 859,675,809.14-1,289,512,925.94-269,470,294.10

Finding the Fourth Proportional to 859,675,809.14, 1,289,512,925.94 and 269,470,294.10

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Solution

The fourth proportional to 859,675,809.14, 1,289,512,925.94 and 269,470,294.10 is: 404,205,194.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,675,809.14 : 1,289,512,925.94 = 269,470,294.10 : x
  2. Step 2: Convert to fraction form
    859,675,809.14/1,289,512,925.94 = 269,470,294.10/x
  3. Step 3: Cross multiply
    859,675,809.14x = 1,289,512,925.94 × 269,470,294.10
  4. Step 4: Simplify right side
    859,675,809.14x = 347,485,427,398,803,392
  5. Step 5: Solve for x
    x = 347,485,427,398,803,392/859,675,809.14
  6. Step 6: Final answer
    x = 404,205,194.22

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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.