Home / 471,015,833.78-650,001,881.86-262,167,494.42

Finding the Fourth Proportional to 471,015,833.78, 650,001,881.86 and 262,167,494.42

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Solution

The fourth proportional to 471,015,833.78, 650,001,881.86 and 262,167,494.42 is: 361,791,159.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,015,833.78 : 650,001,881.86 = 262,167,494.42 : x
  2. Step 2: Convert to fraction form
    471,015,833.78/650,001,881.86 = 262,167,494.42/x
  3. Step 3: Cross multiply
    471,015,833.78x = 650,001,881.86 × 262,167,494.42
  4. Step 4: Simplify right side
    471,015,833.78x = 170,409,364,735,521,056
  5. Step 5: Solve for x
    x = 170,409,364,735,521,056/471,015,833.78
  6. Step 6: Final answer
    x = 361,791,159.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.