Home / 122,389,016,060.88-168,897,191,975.88-70,957,571,040.72

Finding the Fourth Proportional to 122,389,016,060.88, 168,897,191,975.88 and 70,957,571,040.72

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Solution

The fourth proportional to 122,389,016,060.88, 168,897,191,975.88 and 70,957,571,040.72 is: 97,921,650,846.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,389,016,060.88 : 168,897,191,975.88 = 70,957,571,040.72 : x
  2. Step 2: Convert to fraction form
    122,389,016,060.88/168,897,191,975.88 = 70,957,571,040.72/x
  3. Step 3: Cross multiply
    122,389,016,060.88x = 168,897,191,975.88 × 70,957,571,040.72
  4. Step 4: Simplify right side
    122,389,016,060.88x = 11,984,534,498,206,629,756,928
  5. Step 5: Solve for x
    x = 11,984,534,498,206,629,756,928/122,389,016,060.88
  6. Step 6: Final answer
    x = 97,921,650,846.88

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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.