Home / 214,515,900.42-296,038,633.05-121,700,320.26

Finding the Fourth Proportional to 214,515,900.42, 296,038,633.05 and 121,700,320.26

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Solution

The fourth proportional to 214,515,900.42, 296,038,633.05 and 121,700,320.26 is: 167,950,237.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,515,900.42 : 296,038,633.05 = 121,700,320.26 : x
  2. Step 2: Convert to fraction form
    214,515,900.42/296,038,633.05 = 121,700,320.26/x
  3. Step 3: Cross multiply
    214,515,900.42x = 296,038,633.05 × 121,700,320.26
  4. Step 4: Simplify right side
    214,515,900.42x = 36,027,996,451,517,624
  5. Step 5: Solve for x
    x = 36,027,996,451,517,624/214,515,900.42
  6. Step 6: Final answer
    x = 167,950,237.63

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