Home / 1,915,848,019.20-2,873,772,028.80-882,726,715.20

Finding the Fourth Proportional to 1,915,848,019.20, 2,873,772,028.80 and 882,726,715.20

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Solution

The fourth proportional to 1,915,848,019.20, 2,873,772,028.80 and 882,726,715.20 is: 1,324,090,072.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,848,019.20 : 2,873,772,028.80 = 882,726,715.20 : x
  2. Step 2: Convert to fraction form
    1,915,848,019.20/2,873,772,028.80 = 882,726,715.20/x
  3. Step 3: Cross multiply
    1,915,848,019.20x = 2,873,772,028.80 × 882,726,715.20
  4. Step 4: Simplify right side
    1,915,848,019.20x = 2,536,755,343,216,264,192
  5. Step 5: Solve for x
    x = 2,536,755,343,216,264,192/1,915,848,019.20
  6. Step 6: Final answer
    x = 1,324,090,072.80

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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.