Home / 300,117,636.63-414,162,338.55-162,762,372.63

Finding the Fourth Proportional to 300,117,636.63, 414,162,338.55 and 162,762,372.63

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Solution

The fourth proportional to 300,117,636.63, 414,162,338.55 and 162,762,372.63 is: 224,612,074.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,117,636.63 : 414,162,338.55 = 162,762,372.63 : x
  2. Step 2: Convert to fraction form
    300,117,636.63/414,162,338.55 = 162,762,372.63/x
  3. Step 3: Cross multiply
    300,117,636.63x = 414,162,338.55 × 162,762,372.63
  4. Step 4: Simplify right side
    300,117,636.63x = 67,410,044,878,090,744
  5. Step 5: Solve for x
    x = 67,410,044,878,090,744/300,117,636.63
  6. Step 6: Final answer
    x = 224,612,074.23

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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.