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Finding the Fourth Proportional to 121,113,461,954.70, 181,670,192,932.05 and 121,113,461,954.70

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Solution

The fourth proportional to 121,113,461,954.70, 181,670,192,932.05 and 121,113,461,954.70 is: 181,670,192,932.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,113,461,954.70 : 181,670,192,932.05 = 121,113,461,954.70 : x
  2. Step 2: Convert to fraction form
    121,113,461,954.70/181,670,192,932.05 = 121,113,461,954.70/x
  3. Step 3: Cross multiply
    121,113,461,954.70x = 181,670,192,932.05 × 121,113,461,954.70
  4. Step 4: Simplify right side
    121,113,461,954.70x = 22,002,705,999,978,844,651,520
  5. Step 5: Solve for x
    x = 22,002,705,999,978,844,651,520/121,113,461,954.70
  6. Step 6: Final answer
    x = 181,670,192,932.05

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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.