Home / 72,783,144,199.80-109,186,447,684.21-22,418,554,563.56

Finding the Fourth Proportional to 72,783,144,199.80, 109,186,447,684.21 and 22,418,554,563.56

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Solution

The fourth proportional to 72,783,144,199.80, 109,186,447,684.21 and 22,418,554,563.56 is: 33,631,445,328.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,783,144,199.80 : 109,186,447,684.21 = 22,418,554,563.56 : x
  2. Step 2: Convert to fraction form
    72,783,144,199.80/109,186,447,684.21 = 22,418,554,563.56/x
  3. Step 3: Cross multiply
    72,783,144,199.80x = 109,186,447,684.21 × 22,418,554,563.56
  4. Step 4: Simplify right side
    72,783,144,199.80x = 2,447,802,335,009,969,799,168
  5. Step 5: Solve for x
    x = 2,447,802,335,009,969,799,168/72,783,144,199.80
  6. Step 6: Final answer
    x = 33,631,445,328.75

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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.