Home / 471,353,804.80-706,987,083.12-222,301,956.40

Finding the Fourth Proportional to 471,353,804.80, 706,987,083.12 and 222,301,956.40

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Solution

The fourth proportional to 471,353,804.80, 706,987,083.12 and 222,301,956.40 is: 333,432,360.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,353,804.80 : 706,987,083.12 = 222,301,956.40 : x
  2. Step 2: Convert to fraction form
    471,353,804.80/706,987,083.12 = 222,301,956.40/x
  3. Step 3: Cross multiply
    471,353,804.80x = 706,987,083.12 × 222,301,956.40
  4. Step 4: Simplify right side
    471,353,804.80x = 157,164,611,727,105,408
  5. Step 5: Solve for x
    x = 157,164,611,727,105,408/471,353,804.80
  6. Step 6: Final answer
    x = 333,432,360.42

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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.