Home / 117,224,791.56-161,621,543.70-83,774,223.72

Finding the Fourth Proportional to 117,224,791.56, 161,621,543.70 and 83,774,223.72

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Solution

The fourth proportional to 117,224,791.56, 161,621,543.70 and 83,774,223.72 is: 115,502,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,224,791.56 : 161,621,543.70 = 83,774,223.72 : x
  2. Step 2: Convert to fraction form
    117,224,791.56/161,621,543.70 = 83,774,223.72/x
  3. Step 3: Cross multiply
    117,224,791.56x = 161,621,543.70 × 83,774,223.72
  4. Step 4: Simplify right side
    117,224,791.56x = 13,539,719,359,895,556
  5. Step 5: Solve for x
    x = 13,539,719,359,895,556/117,224,791.56
  6. Step 6: Final answer
    x = 115,502,183.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.