Home / 1,405,362,541.48-2,108,484,367.98-845,734,999.48

Finding the Fourth Proportional to 1,405,362,541.48, 2,108,484,367.98 and 845,734,999.48

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Solution

The fourth proportional to 1,405,362,541.48, 2,108,484,367.98 and 845,734,999.48 is: 1,268,867,621.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,362,541.48 : 2,108,484,367.98 = 845,734,999.48 : x
  2. Step 2: Convert to fraction form
    1,405,362,541.48/2,108,484,367.98 = 845,734,999.48/x
  3. Step 3: Cross multiply
    1,405,362,541.48x = 2,108,484,367.98 × 845,734,999.48
  4. Step 4: Simplify right side
    1,405,362,541.48x = 1,783,219,025,857,153,536
  5. Step 5: Solve for x
    x = 1,783,219,025,857,153,536/1,405,362,541.48
  6. Step 6: Final answer
    x = 1,268,867,621.86

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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.