Home / 242,791,993.56-335,052,714.87-131,282,567.40

Finding the Fourth Proportional to 242,791,993.56, 335,052,714.87 and 131,282,567.40

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Solution

The fourth proportional to 242,791,993.56, 335,052,714.87 and 131,282,567.40 is: 181,169,815.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,791,993.56 : 335,052,714.87 = 131,282,567.40 : x
  2. Step 2: Convert to fraction form
    242,791,993.56/335,052,714.87 = 131,282,567.40/x
  3. Step 3: Cross multiply
    242,791,993.56x = 335,052,714.87 × 131,282,567.40
  4. Step 4: Simplify right side
    242,791,993.56x = 43,986,580,622,473,760
  5. Step 5: Solve for x
    x = 43,986,580,622,473,760/242,791,993.56
  6. Step 6: Final answer
    x = 181,169,815.27

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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.