Home / 300,950,202,233.35-415,311,346,873.95-165,619,382,668.94

Finding the Fourth Proportional to 300,950,202,233.35, 415,311,346,873.95 and 165,619,382,668.94

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Solution

The fourth proportional to 300,950,202,233.35, 415,311,346,873.95 and 165,619,382,668.94 is: 228,554,785,390.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,950,202,233.35 : 415,311,346,873.95 = 165,619,382,668.94 : x
  2. Step 2: Convert to fraction form
    300,950,202,233.35/415,311,346,873.95 = 165,619,382,668.94/x
  3. Step 3: Cross multiply
    300,950,202,233.35x = 415,311,346,873.95 × 165,619,382,668.94
  4. Step 4: Simplify right side
    300,950,202,233.35x = 68,783,608,884,669,607,575,552
  5. Step 5: Solve for x
    x = 68,783,608,884,669,607,575,552/300,950,202,233.35
  6. Step 6: Final answer
    x = 228,554,785,390.50

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1.5x scale

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.