Home / 236,197,072.40-354,295,608.60-121,405,816.40

Finding the Fourth Proportional to 236,197,072.40, 354,295,608.60 and 121,405,816.40

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Solution

The fourth proportional to 236,197,072.40, 354,295,608.60 and 121,405,816.40 is: 182,108,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,197,072.40 : 354,295,608.60 = 121,405,816.40 : x
  2. Step 2: Convert to fraction form
    236,197,072.40/354,295,608.60 = 121,405,816.40/x
  3. Step 3: Cross multiply
    236,197,072.40x = 354,295,608.60 × 121,405,816.40
  4. Step 4: Simplify right side
    236,197,072.40x = 43,013,547,609,017,864
  5. Step 5: Solve for x
    x = 43,013,547,609,017,864/236,197,072.40
  6. Step 6: Final answer
    x = 182,108,724.60

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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.