Home / 81,741,806,999.40-122,612,710,499.10-81,741,806,999.40

Finding the Fourth Proportional to 81,741,806,999.40, 122,612,710,499.10 and 81,741,806,999.40

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Solution

The fourth proportional to 81,741,806,999.40, 122,612,710,499.10 and 81,741,806,999.40 is: 122,612,710,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,741,806,999.40 : 122,612,710,499.10 = 81,741,806,999.40 : x
  2. Step 2: Convert to fraction form
    81,741,806,999.40/122,612,710,499.10 = 81,741,806,999.40/x
  3. Step 3: Cross multiply
    81,741,806,999.40x = 122,612,710,499.10 × 81,741,806,999.40
  4. Step 4: Simplify right side
    81,741,806,999.40x = 10,022,584,517,290,738,319,360
  5. Step 5: Solve for x
    x = 10,022,584,517,290,738,319,360/81,741,806,999.40
  6. Step 6: Final answer
    x = 122,612,710,499.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.