Home / 1,324,783,110,171.60-1,828,200,695,557.80-715,794,422,136.68

Finding the Fourth Proportional to 1,324,783,110,171.60, 1,828,200,695,557.80 and 715,794,422,136.68

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Solution

The fourth proportional to 1,324,783,110,171.60, 1,828,200,695,557.80 and 715,794,422,136.68 is: 987,796,304,451.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,783,110,171.60 : 1,828,200,695,557.80 = 715,794,422,136.68 : x
  2. Step 2: Convert to fraction form
    1,324,783,110,171.60/1,828,200,695,557.80 = 715,794,422,136.68/x
  3. Step 3: Cross multiply
    1,324,783,110,171.60x = 1,828,200,695,557.80 × 715,794,422,136.68
  4. Step 4: Simplify right side
    1,324,783,110,171.60x = 1,308,615,860,426,671,889,842,176
  5. Step 5: Solve for x
    x = 1,308,615,860,426,671,889,842,176/1,324,783,110,171.60
  6. Step 6: Final answer
    x = 987,796,304,451.05

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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.