Home / 236,422,872.40-354,634,308.60-83,084,429.20

Finding the Fourth Proportional to 236,422,872.40, 354,634,308.60 and 83,084,429.20

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Solution

The fourth proportional to 236,422,872.40, 354,634,308.60 and 83,084,429.20 is: 124,626,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,422,872.40 : 354,634,308.60 = 83,084,429.20 : x
  2. Step 2: Convert to fraction form
    236,422,872.40/354,634,308.60 = 83,084,429.20/x
  3. Step 3: Cross multiply
    236,422,872.40x = 354,634,308.60 × 83,084,429.20
  4. Step 4: Simplify right side
    236,422,872.40x = 29,464,589,104,767,656
  5. Step 5: Solve for x
    x = 29,464,589,104,767,656/236,422,872.40
  6. Step 6: Final answer
    x = 124,626,643.80

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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.