Home / 471,353,824.30-706,987,112.28-222,301,975.72

Finding the Fourth Proportional to 471,353,824.30, 706,987,112.28 and 222,301,975.72

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Solution

The fourth proportional to 471,353,824.30, 706,987,112.28 and 222,301,975.72 is: 333,432,389.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,353,824.30 : 706,987,112.28 = 222,301,975.72 : x
  2. Step 2: Convert to fraction form
    471,353,824.30/706,987,112.28 = 222,301,975.72/x
  3. Step 3: Cross multiply
    471,353,824.30x = 706,987,112.28 × 222,301,975.72
  4. Step 4: Simplify right side
    471,353,824.30x = 157,164,631,868,421,472
  5. Step 5: Solve for x
    x = 157,164,631,868,421,472/471,353,824.30
  6. Step 6: Final answer
    x = 333,432,389.36

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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.