Home / 400,168,148.48-552,290,033.94-230,589,395.72

Finding the Fourth Proportional to 400,168,148.48, 552,290,033.94 and 230,589,395.72

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Solution

The fourth proportional to 400,168,148.48, 552,290,033.94 and 230,589,395.72 is: 318,246,781.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,168,148.48 : 552,290,033.94 = 230,589,395.72 : x
  2. Step 2: Convert to fraction form
    400,168,148.48/552,290,033.94 = 230,589,395.72/x
  3. Step 3: Cross multiply
    400,168,148.48x = 552,290,033.94 × 230,589,395.72
  4. Step 4: Simplify right side
    400,168,148.48x = 127,352,225,188,402,896
  5. Step 5: Solve for x
    x = 127,352,225,188,402,896/400,168,148.48
  6. Step 6: Final answer
    x = 318,246,781.19

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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.