Home / 471,238,157.42-706,620,744.88-274,565,129.34

Finding the Fourth Proportional to 471,238,157.42, 706,620,744.88 and 274,565,129.34

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Solution

The fourth proportional to 471,238,157.42, 706,620,744.88 and 274,565,129.34 is: 411,709,903.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,238,157.42 : 706,620,744.88 = 274,565,129.34 : x
  2. Step 2: Convert to fraction form
    471,238,157.42/706,620,744.88 = 274,565,129.34/x
  3. Step 3: Cross multiply
    471,238,157.42x = 706,620,744.88 × 274,565,129.34
  4. Step 4: Simplify right side
    471,238,157.42x = 194,013,416,212,304,320
  5. Step 5: Solve for x
    x = 194,013,416,212,304,320/471,238,157.42
  6. Step 6: Final answer
    x = 411,709,903.28

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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.