Home / 1,639,806,275.07-2,263,203,252-1,005,079,836.66

Finding the Fourth Proportional to 1,639,806,275.07, 2,263,203,252 and 1,005,079,836.66

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Solution

The fourth proportional to 1,639,806,275.07, 2,263,203,252 and 1,005,079,836.66 is: 1,387,176,027.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,806,275.07 : 2,263,203,252 = 1,005,079,836.66 : x
  2. Step 2: Convert to fraction form
    1,639,806,275.07/2,263,203,252 = 1,005,079,836.66/x
  3. Step 3: Cross multiply
    1,639,806,275.07x = 2,263,203,252 × 1,005,079,836.66
  4. Step 4: Simplify right side
    1,639,806,275.07x = 2,274,699,954,848,540,672
  5. Step 5: Solve for x
    x = 2,274,699,954,848,540,672/1,639,806,275.07
  6. Step 6: Final answer
    x = 1,387,176,027.70

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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.