Home / 621,509,855.20-932,389,198.80-184,809,695.20

Finding the Fourth Proportional to 621,509,855.20, 932,389,198.80 and 184,809,695.20

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Solution

The fourth proportional to 621,509,855.20, 932,389,198.80 and 184,809,695.20 is: 277,251,538.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,509,855.20 : 932,389,198.80 = 184,809,695.20 : x
  2. Step 2: Convert to fraction form
    621,509,855.20/932,389,198.80 = 184,809,695.20/x
  3. Step 3: Cross multiply
    621,509,855.20x = 932,389,198.80 × 184,809,695.20
  4. Step 4: Simplify right side
    621,509,855.20x = 172,314,563,638,000,192
  5. Step 5: Solve for x
    x = 172,314,563,638,000,192/621,509,855.20
  6. Step 6: Final answer
    x = 277,251,538.65

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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.