Home / 263,268,015.70-394,902,023.55-134,127,852.70

Finding the Fourth Proportional to 263,268,015.70, 394,902,023.55 and 134,127,852.70

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Solution

The fourth proportional to 263,268,015.70, 394,902,023.55 and 134,127,852.70 is: 201,191,779.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,268,015.70 : 394,902,023.55 = 134,127,852.70 : x
  2. Step 2: Convert to fraction form
    263,268,015.70/394,902,023.55 = 134,127,852.70/x
  3. Step 3: Cross multiply
    263,268,015.70x = 394,902,023.55 × 134,127,852.70
  4. Step 4: Simplify right side
    263,268,015.70x = 52,967,360,445,646,336
  5. Step 5: Solve for x
    x = 52,967,360,445,646,336/263,268,015.70
  6. Step 6: Final answer
    x = 201,191,779.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.