Home / 5,585,870,485.12-8,379,666,662.12-1,904,514,905.20

Finding the Fourth Proportional to 5,585,870,485.12, 8,379,666,662.12 and 1,904,514,905.20

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Solution

The fourth proportional to 5,585,870,485.12, 8,379,666,662.12 and 1,904,514,905.20 is: 2,857,065,895.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585,870,485.12 : 8,379,666,662.12 = 1,904,514,905.20 : x
  2. Step 2: Convert to fraction form
    5,585,870,485.12/8,379,666,662.12 = 1,904,514,905.20/x
  3. Step 3: Cross multiply
    5,585,870,485.12x = 8,379,666,662.12 × 1,904,514,905.20
  4. Step 4: Simplify right side
    5,585,870,485.12x = 15,959,200,058,563,649,536
  5. Step 5: Solve for x
    x = 15,959,200,058,563,649,536/5,585,870,485.12
  6. Step 6: Final answer
    x = 2,857,065,895.30

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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.