Home / 202,560,082.56-279,534,255.96-109,740,590.40

Finding the Fourth Proportional to 202,560,082.56, 279,534,255.96 and 109,740,590.40

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Solution

The fourth proportional to 202,560,082.56, 279,534,255.96 and 109,740,590.40 is: 151,442,741.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,560,082.56 : 279,534,255.96 = 109,740,590.40 : x
  2. Step 2: Convert to fraction form
    202,560,082.56/279,534,255.96 = 109,740,590.40/x
  3. Step 3: Cross multiply
    202,560,082.56x = 279,534,255.96 × 109,740,590.40
  4. Step 4: Simplify right side
    202,560,082.56x = 30,676,254,286,075,120
  5. Step 5: Solve for x
    x = 30,676,254,286,075,120/202,560,082.56
  6. Step 6: Final answer
    x = 151,442,741.82

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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.