Home / 245,012,786.40-338,132,706.48-135,004,470.24

Finding the Fourth Proportional to 245,012,786.40, 338,132,706.48 and 135,004,470.24

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Solution

The fourth proportional to 245,012,786.40, 338,132,706.48 and 135,004,470.24 is: 186,314,467.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,012,786.40 : 338,132,706.48 = 135,004,470.24 : x
  2. Step 2: Convert to fraction form
    245,012,786.40/338,132,706.48 = 135,004,470.24/x
  3. Step 3: Cross multiply
    245,012,786.40x = 338,132,706.48 × 135,004,470.24
  4. Step 4: Simplify right side
    245,012,786.40x = 45,649,426,909,149,824
  5. Step 5: Solve for x
    x = 45,649,426,909,149,824/245,012,786.40
  6. Step 6: Final answer
    x = 186,314,467.83

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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.