Home / 1,428,520,845,966-2,143,091,550,606.60-521,957,197,651.44

Finding the Fourth Proportional to 1,428,520,845,966, 2,143,091,550,606.60 and 521,957,197,651.44

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Solution

The fourth proportional to 1,428,520,845,966, 2,143,091,550,606.60 and 521,957,197,651.44 is: 783,049,168,112.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,520,845,966 : 2,143,091,550,606.60 = 521,957,197,651.44 : x
  2. Step 2: Convert to fraction form
    1,428,520,845,966/2,143,091,550,606.60 = 521,957,197,651.44/x
  3. Step 3: Cross multiply
    1,428,520,845,966x = 2,143,091,550,606.60 × 521,957,197,651.44
  4. Step 4: Simplify right side
    1,428,520,845,966x = 1,118,602,060,065,100,187,828,224
  5. Step 5: Solve for x
    x = 1,118,602,060,065,100,187,828,224/1,428,520,845,966
  6. Step 6: Final answer
    x = 783,049,168,112.54

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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.