Home / 488,839,289.49-674,577,684.70-277,160,360.48

Finding the Fourth Proportional to 488,839,289.49, 674,577,684.70 and 277,160,360.48

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Solution

The fourth proportional to 488,839,289.49, 674,577,684.70 and 277,160,360.48 is: 382,469,654.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,839,289.49 : 674,577,684.70 = 277,160,360.48 : x
  2. Step 2: Convert to fraction form
    488,839,289.49/674,577,684.70 = 277,160,360.48/x
  3. Step 3: Cross multiply
    488,839,289.49x = 674,577,684.70 × 277,160,360.48
  4. Step 4: Simplify right side
    488,839,289.49x = 186,966,194,261,679,648
  5. Step 5: Solve for x
    x = 186,966,194,261,679,648/488,839,289.49
  6. Step 6: Final answer
    x = 382,469,654.71

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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.