Home / 761,677,648,768.40-1,051,083,431,608.40-414,449,291,273.70

Finding the Fourth Proportional to 761,677,648,768.40, 1,051,083,431,608.40 and 414,449,291,273.70

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Solution

The fourth proportional to 761,677,648,768.40, 1,051,083,431,608.40 and 414,449,291,273.70 is: 571,922,760,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,677,648,768.40 : 1,051,083,431,608.40 = 414,449,291,273.70 : x
  2. Step 2: Convert to fraction form
    761,677,648,768.40/1,051,083,431,608.40 = 414,449,291,273.70/x
  3. Step 3: Cross multiply
    761,677,648,768.40x = 1,051,083,431,608.40 × 414,449,291,273.70
  4. Step 4: Simplify right side
    761,677,648,768.40x = 435,620,783,299,629,951,221,760
  5. Step 5: Solve for x
    x = 435,620,783,299,629,951,221,760/761,677,648,768.40
  6. Step 6: Final answer
    x = 571,922,760,243.80

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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.