Home / 670,127,662.08-1,005,184,028.16-261,470,868.48

Finding the Fourth Proportional to 670,127,662.08, 1,005,184,028.16 and 261,470,868.48

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Solution

The fourth proportional to 670,127,662.08, 1,005,184,028.16 and 261,470,868.48 is: 392,203,390.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,127,662.08 : 1,005,184,028.16 = 261,470,868.48 : x
  2. Step 2: Convert to fraction form
    670,127,662.08/1,005,184,028.16 = 261,470,868.48/x
  3. Step 3: Cross multiply
    670,127,662.08x = 1,005,184,028.16 × 261,470,868.48
  4. Step 4: Simplify right side
    670,127,662.08x = 262,826,340,825,219,968
  5. Step 5: Solve for x
    x = 262,826,340,825,219,968/670,127,662.08
  6. Step 6: Final answer
    x = 392,203,390.04

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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.