Home / 181,816,013.64-272,724,022.74-43,641,620.40

Finding the Fourth Proportional to 181,816,013.64, 272,724,022.74 and 43,641,620.40

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Solution

The fourth proportional to 181,816,013.64, 272,724,022.74 and 43,641,620.40 is: 65,462,431.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,816,013.64 : 272,724,022.74 = 43,641,620.40 : x
  2. Step 2: Convert to fraction form
    181,816,013.64/272,724,022.74 = 43,641,620.40/x
  3. Step 3: Cross multiply
    181,816,013.64x = 272,724,022.74 × 43,641,620.40
  4. Step 4: Simplify right side
    181,816,013.64x = 11,902,118,274,380,048
  5. Step 5: Solve for x
    x = 11,902,118,274,380,048/181,816,013.64
  6. Step 6: Final answer
    x = 65,462,431.15

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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.