Home / 141,101,729,957.52-194,589,591,360.84-102,979,552,790.16

Finding the Fourth Proportional to 141,101,729,957.52, 194,589,591,360.84 and 102,979,552,790.16

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Solution

The fourth proportional to 141,101,729,957.52, 194,589,591,360.84 and 102,979,552,790.16 is: 142,016,324,689.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,101,729,957.52 : 194,589,591,360.84 = 102,979,552,790.16 : x
  2. Step 2: Convert to fraction form
    141,101,729,957.52/194,589,591,360.84 = 102,979,552,790.16/x
  3. Step 3: Cross multiply
    141,101,729,957.52x = 194,589,591,360.84 × 102,979,552,790.16
  4. Step 4: Simplify right side
    141,101,729,957.52x = 20,038,749,095,959,285,727,232
  5. Step 5: Solve for x
    x = 20,038,749,095,959,285,727,232/141,101,729,957.52
  6. Step 6: Final answer
    x = 142,016,324,689.94

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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.