Home / 321,636,322.68-481,237,013.91-190,548,975.16

Finding the Fourth Proportional to 321,636,322.68, 481,237,013.91 and 190,548,975.16

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Solution

The fourth proportional to 321,636,322.68, 481,237,013.91 and 190,548,975.16 is: 285,102,189.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,636,322.68 : 481,237,013.91 = 190,548,975.16 : x
  2. Step 2: Convert to fraction form
    321,636,322.68/481,237,013.91 = 190,548,975.16/x
  3. Step 3: Cross multiply
    321,636,322.68x = 481,237,013.91 × 190,548,975.16
  4. Step 4: Simplify right side
    321,636,322.68x = 91,699,219,809,609,168
  5. Step 5: Solve for x
    x = 91,699,219,809,609,168/321,636,322.68
  6. Step 6: Final answer
    x = 285,102,189.47

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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.