Home / 143,362,370,936.06-197,840,091,257.02-79,133,107,365.55

Finding the Fourth Proportional to 143,362,370,936.06, 197,840,091,257.02 and 79,133,107,365.55

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Solution

The fourth proportional to 143,362,370,936.06, 197,840,091,257.02 and 79,133,107,365.55 is: 109,203,698,853.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,362,370,936.06 : 197,840,091,257.02 = 79,133,107,365.55 : x
  2. Step 2: Convert to fraction form
    143,362,370,936.06/197,840,091,257.02 = 79,133,107,365.55/x
  3. Step 3: Cross multiply
    143,362,370,936.06x = 197,840,091,257.02 × 79,133,107,365.55
  4. Step 4: Simplify right side
    143,362,370,936.06x = 15,655,701,182,651,972,976,640
  5. Step 5: Solve for x
    x = 15,655,701,182,651,972,976,640/143,362,370,936.06
  6. Step 6: Final answer
    x = 109,203,698,853.69

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1.5x scale

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.