Home / 1,309,978,721,616.10-1,807,864,182,262.30-724,015,961,797.49

Finding the Fourth Proportional to 1,309,978,721,616.10, 1,807,864,182,262.30 and 724,015,961,797.49

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Solution

The fourth proportional to 1,309,978,721,616.10, 1,807,864,182,262.30 and 724,015,961,797.49 is: 999,193,729,731.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,978,721,616.10 : 1,807,864,182,262.30 = 724,015,961,797.49 : x
  2. Step 2: Convert to fraction form
    1,309,978,721,616.10/1,807,864,182,262.30 = 724,015,961,797.49/x
  3. Step 3: Cross multiply
    1,309,978,721,616.10x = 1,807,864,182,262.30 × 724,015,961,797.49
  4. Step 4: Simplify right side
    1,309,978,721,616.10x = 1,308,922,524,719,871,986,499,584
  5. Step 5: Solve for x
    x = 1,308,922,524,719,871,986,499,584/1,309,978,721,616.10
  6. Step 6: Final answer
    x = 999,193,729,731.03

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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.