Home / 193,546,727.20-290,752,628.40-161,696,231.20

Finding the Fourth Proportional to 193,546,727.20, 290,752,628.40 and 161,696,231.20

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Solution

The fourth proportional to 193,546,727.20, 290,752,628.40 and 161,696,231.20 is: 242,905,705.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,546,727.20 : 290,752,628.40 = 161,696,231.20 : x
  2. Step 2: Convert to fraction form
    193,546,727.20/290,752,628.40 = 161,696,231.20/x
  3. Step 3: Cross multiply
    193,546,727.20x = 290,752,628.40 × 161,696,231.20
  4. Step 4: Simplify right side
    193,546,727.20x = 47,013,604,223,774,080
  5. Step 5: Solve for x
    x = 47,013,604,223,774,080/193,546,727.20
  6. Step 6: Final answer
    x = 242,905,705.01

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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.