Home / 867,588,758.24-1,301,380,298.82-314,890,449.93

Finding the Fourth Proportional to 867,588,758.24, 1,301,380,298.82 and 314,890,449.93

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Solution

The fourth proportional to 867,588,758.24, 1,301,380,298.82 and 314,890,449.93 is: 472,334,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,588,758.24 : 1,301,380,298.82 = 314,890,449.93 : x
  2. Step 2: Convert to fraction form
    867,588,758.24/1,301,380,298.82 = 314,890,449.93/x
  3. Step 3: Cross multiply
    867,588,758.24x = 1,301,380,298.82 × 314,890,449.93
  4. Step 4: Simplify right side
    867,588,758.24x = 409,792,227,825,467,648
  5. Step 5: Solve for x
    x = 409,792,227,825,467,648/867,588,758.24
  6. Step 6: Final answer
    x = 472,334,644.65

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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.