Home / 1,628,946,161.37-2,444,170,705.28-743,902,837.28

Finding the Fourth Proportional to 1,628,946,161.37, 2,444,170,705.28 and 743,902,837.28

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Solution

The fourth proportional to 1,628,946,161.37, 2,444,170,705.28 and 743,902,837.28 is: 1,116,197,432.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,946,161.37 : 2,444,170,705.28 = 743,902,837.28 : x
  2. Step 2: Convert to fraction form
    1,628,946,161.37/2,444,170,705.28 = 743,902,837.28/x
  3. Step 3: Cross multiply
    1,628,946,161.37x = 2,444,170,705.28 × 743,902,837.28
  4. Step 4: Simplify right side
    1,628,946,161.37x = 1,818,225,522,450,428,160
  5. Step 5: Solve for x
    x = 1,818,225,522,450,428,160/1,628,946,161.37
  6. Step 6: Final answer
    x = 1,116,197,432.16

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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.