Home / 277,859,092.60-383,515,228.74-188,701,892.56

Finding the Fourth Proportional to 277,859,092.60, 383,515,228.74 and 188,701,892.56

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Solution

The fourth proportional to 277,859,092.60, 383,515,228.74 and 188,701,892.56 is: 260,455,934.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,859,092.60 : 383,515,228.74 = 188,701,892.56 : x
  2. Step 2: Convert to fraction form
    277,859,092.60/383,515,228.74 = 188,701,892.56/x
  3. Step 3: Cross multiply
    277,859,092.60x = 383,515,228.74 × 188,701,892.56
  4. Step 4: Simplify right side
    277,859,092.60x = 72,370,049,488,819,312
  5. Step 5: Solve for x
    x = 72,370,049,488,819,312/277,859,092.60
  6. Step 6: Final answer
    x = 260,455,934.02

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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.