Home / 198,117,002.55-277,937,759.85-198,117,002.55

Finding the Fourth Proportional to 198,117,002.55, 277,937,759.85 and 198,117,002.55

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Solution

The fourth proportional to 198,117,002.55, 277,937,759.85 and 198,117,002.55 is: 277,937,759.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,117,002.55 : 277,937,759.85 = 198,117,002.55 : x
  2. Step 2: Convert to fraction form
    198,117,002.55/277,937,759.85 = 198,117,002.55/x
  3. Step 3: Cross multiply
    198,117,002.55x = 277,937,759.85 × 198,117,002.55
  4. Step 4: Simplify right side
    198,117,002.55x = 55,064,195,876,943,744
  5. Step 5: Solve for x
    x = 55,064,195,876,943,744/198,117,002.55
  6. Step 6: Final answer
    x = 277,937,759.85

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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.