Home / 2,485,946,775,448.80-3,430,570,338,374.80-1,388,545,000,886.90

Finding the Fourth Proportional to 2,485,946,775,448.80, 3,430,570,338,374.80 and 1,388,545,000,886.90

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Solution

The fourth proportional to 2,485,946,775,448.80, 3,430,570,338,374.80 and 1,388,545,000,886.90 is: 1,916,171,874,870.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,946,775,448.80 : 3,430,570,338,374.80 = 1,388,545,000,886.90 : x
  2. Step 2: Convert to fraction form
    2,485,946,775,448.80/3,430,570,338,374.80 = 1,388,545,000,886.90/x
  3. Step 3: Cross multiply
    2,485,946,775,448.80x = 3,430,570,338,374.80 × 1,388,545,000,886.90
  4. Step 4: Simplify right side
    2,485,946,775,448.80x = 4,763,501,293,541,208,950,308,864
  5. Step 5: Solve for x
    x = 4,763,501,293,541,208,950,308,864/2,485,946,775,448.80
  6. Step 6: Final answer
    x = 1,916,171,874,870.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.