Home / 153,534,197.40-230,505,603.91-80,802,054.04

Finding the Fourth Proportional to 153,534,197.40, 230,505,603.91 and 80,802,054.04

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Solution

The fourth proportional to 153,534,197.40, 230,505,603.91 and 80,802,054.04 is: 121,310,604.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,534,197.40 : 230,505,603.91 = 80,802,054.04 : x
  2. Step 2: Convert to fraction form
    153,534,197.40/230,505,603.91 = 80,802,054.04/x
  3. Step 3: Cross multiply
    153,534,197.40x = 230,505,603.91 × 80,802,054.04
  4. Step 4: Simplify right side
    153,534,197.40x = 18,625,326,263,658,656
  5. Step 5: Solve for x
    x = 18,625,326,263,658,656/153,534,197.40
  6. Step 6: Final answer
    x = 121,310,604.28

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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.