Home / 1,906,039,152.56-2,629,518,112.51-1,190,332,177.11

Finding the Fourth Proportional to 1,906,039,152.56, 2,629,518,112.51 and 1,190,332,177.11

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Solution

The fourth proportional to 1,906,039,152.56, 2,629,518,112.51 and 1,190,332,177.11 is: 1,642,148,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,039,152.56 : 2,629,518,112.51 = 1,190,332,177.11 : x
  2. Step 2: Convert to fraction form
    1,906,039,152.56/2,629,518,112.51 = 1,190,332,177.11/x
  3. Step 3: Cross multiply
    1,906,039,152.56x = 2,629,518,112.51 × 1,190,332,177.11
  4. Step 4: Simplify right side
    1,906,039,152.56x = 3,130,000,019,611,230,208
  5. Step 5: Solve for x
    x = 3,130,000,019,611,230,208/1,906,039,152.56
  6. Step 6: Final answer
    x = 1,642,148,859.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.