Home / 5,388,904,004.80-8,083,356,007.20-2,630,302,686.40

Finding the Fourth Proportional to 5,388,904,004.80, 8,083,356,007.20 and 2,630,302,686.40

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Solution

The fourth proportional to 5,388,904,004.80, 8,083,356,007.20 and 2,630,302,686.40 is: 3,945,454,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,904,004.80 : 8,083,356,007.20 = 2,630,302,686.40 : x
  2. Step 2: Convert to fraction form
    5,388,904,004.80/8,083,356,007.20 = 2,630,302,686.40/x
  3. Step 3: Cross multiply
    5,388,904,004.80x = 8,083,356,007.20 × 2,630,302,686.40
  4. Step 4: Simplify right side
    5,388,904,004.80x = 21,261,673,020,865,736,704
  5. Step 5: Solve for x
    x = 21,261,673,020,865,736,704/5,388,904,004.80
  6. Step 6: Final answer
    x = 3,945,454,029.60

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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.