Home / 236,431,030.80-354,646,546.20-193,915,750.80

Finding the Fourth Proportional to 236,431,030.80, 354,646,546.20 and 193,915,750.80

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Solution

The fourth proportional to 236,431,030.80, 354,646,546.20 and 193,915,750.80 is: 290,873,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,431,030.80 : 354,646,546.20 = 193,915,750.80 : x
  2. Step 2: Convert to fraction form
    236,431,030.80/354,646,546.20 = 193,915,750.80/x
  3. Step 3: Cross multiply
    236,431,030.80x = 354,646,546.20 × 193,915,750.80
  4. Step 4: Simplify right side
    236,431,030.80x = 68,771,551,274,999,888
  5. Step 5: Solve for x
    x = 68,771,551,274,999,888/236,431,030.80
  6. Step 6: Final answer
    x = 290,873,626.20

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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.