Home / 7,852,525,428.97-11,777,915,121.75-2,810,178,401.19

Finding the Fourth Proportional to 7,852,525,428.97, 11,777,915,121.75 and 2,810,178,401.19

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Solution

The fourth proportional to 7,852,525,428.97, 11,777,915,121.75 and 2,810,178,401.19 is: 4,214,955,174.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852,525,428.97 : 11,777,915,121.75 = 2,810,178,401.19 : x
  2. Step 2: Convert to fraction form
    7,852,525,428.97/11,777,915,121.75 = 2,810,178,401.19/x
  3. Step 3: Cross multiply
    7,852,525,428.97x = 11,777,915,121.75 × 2,810,178,401.19
  4. Step 4: Simplify right side
    7,852,525,428.97x = 33,098,042,686,190,940,160
  5. Step 5: Solve for x
    x = 33,098,042,686,190,940,160/7,852,525,428.97
  6. Step 6: Final answer
    x = 4,214,955,174.05

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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.