Home / 162,968,690.88-244,449,485.28-76,659,257.52

Finding the Fourth Proportional to 162,968,690.88, 244,449,485.28 and 76,659,257.52

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Solution

The fourth proportional to 162,968,690.88, 244,449,485.28 and 76,659,257.52 is: 114,987,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,968,690.88 : 244,449,485.28 = 76,659,257.52 : x
  2. Step 2: Convert to fraction form
    162,968,690.88/244,449,485.28 = 76,659,257.52/x
  3. Step 3: Cross multiply
    162,968,690.88x = 244,449,485.28 × 76,659,257.52
  4. Step 4: Simplify right side
    162,968,690.88x = 18,739,316,042,710,968
  5. Step 5: Solve for x
    x = 18,739,316,042,710,968/162,968,690.88
  6. Step 6: Final answer
    x = 114,987,215.90

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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.