Home / 660,761,138,791.35-911,850,415,381.23-367,779,774,087.37

Finding the Fourth Proportional to 660,761,138,791.35, 911,850,415,381.23 and 367,779,774,087.37

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Solution

The fourth proportional to 660,761,138,791.35, 911,850,415,381.23 and 367,779,774,087.37 is: 507,536,112,647.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,761,138,791.35 : 911,850,415,381.23 = 367,779,774,087.37 : x
  2. Step 2: Convert to fraction form
    660,761,138,791.35/911,850,415,381.23 = 367,779,774,087.37/x
  3. Step 3: Cross multiply
    660,761,138,791.35x = 911,850,415,381.23 × 367,779,774,087.37
  4. Step 4: Simplify right side
    660,761,138,791.35x = 335,360,139,770,383,254,421,504
  5. Step 5: Solve for x
    x = 335,360,139,770,383,254,421,504/660,761,138,791.35
  6. Step 6: Final answer
    x = 507,536,112,647.03

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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.