Home / 168,801,657.60-253,202,486.40-157,464,249.60

Finding the Fourth Proportional to 168,801,657.60, 253,202,486.40 and 157,464,249.60

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Solution

The fourth proportional to 168,801,657.60, 253,202,486.40 and 157,464,249.60 is: 236,196,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,801,657.60 : 253,202,486.40 = 157,464,249.60 : x
  2. Step 2: Convert to fraction form
    168,801,657.60/253,202,486.40 = 157,464,249.60/x
  3. Step 3: Cross multiply
    168,801,657.60x = 253,202,486.40 × 157,464,249.60
  4. Step 4: Simplify right side
    168,801,657.60x = 39,870,339,517,830,208
  5. Step 5: Solve for x
    x = 39,870,339,517,830,208/168,801,657.60
  6. Step 6: Final answer
    x = 236,196,374.40

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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.