Home / 839,740,659,655.36-1,158,841,361,546.30-474,011,844,424.92

Finding the Fourth Proportional to 839,740,659,655.36, 1,158,841,361,546.30 and 474,011,844,424.92

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Solution

The fourth proportional to 839,740,659,655.36, 1,158,841,361,546.30 and 474,011,844,424.92 is: 654,135,922,640.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,740,659,655.36 : 1,158,841,361,546.30 = 474,011,844,424.92 : x
  2. Step 2: Convert to fraction form
    839,740,659,655.36/1,158,841,361,546.30 = 474,011,844,424.92/x
  3. Step 3: Cross multiply
    839,740,659,655.36x = 1,158,841,361,546.30 × 474,011,844,424.92
  4. Step 4: Simplify right side
    839,740,659,655.36x = 549,304,531,182,447,197,421,568
  5. Step 5: Solve for x
    x = 549,304,531,182,447,197,421,568/839,740,659,655.36
  6. Step 6: Final answer
    x = 654,135,922,640.56

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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.