Home / 199,321,104.70-278,369,302.10-199,321,104.70

Finding the Fourth Proportional to 199,321,104.70, 278,369,302.10 and 199,321,104.70

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Solution

The fourth proportional to 199,321,104.70, 278,369,302.10 and 199,321,104.70 is: 278,369,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,321,104.70 : 278,369,302.10 = 199,321,104.70 : x
  2. Step 2: Convert to fraction form
    199,321,104.70/278,369,302.10 = 199,321,104.70/x
  3. Step 3: Cross multiply
    199,321,104.70x = 278,369,302.10 × 199,321,104.70
  4. Step 4: Simplify right side
    199,321,104.70x = 55,484,876,809,140,032
  5. Step 5: Solve for x
    x = 55,484,876,809,140,032/199,321,104.70
  6. Step 6: Final answer
    x = 278,369,302.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.