Home / 677,850,003.40-1,016,775,005.10-186,562,323.40

Finding the Fourth Proportional to 677,850,003.40, 1,016,775,005.10 and 186,562,323.40

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Solution

The fourth proportional to 677,850,003.40, 1,016,775,005.10 and 186,562,323.40 is: 279,843,485.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,850,003.40 : 1,016,775,005.10 = 186,562,323.40 : x
  2. Step 2: Convert to fraction form
    677,850,003.40/1,016,775,005.10 = 186,562,323.40/x
  3. Step 3: Cross multiply
    677,850,003.40x = 1,016,775,005.10 × 186,562,323.40
  4. Step 4: Simplify right side
    677,850,003.40x = 189,691,907,326,502,848
  5. Step 5: Solve for x
    x = 189,691,907,326,502,848/677,850,003.40
  6. Step 6: Final answer
    x = 279,843,485.10

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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.