Home / 211,114,377.46-291,323,144.50-117,027,619.96

Finding the Fourth Proportional to 211,114,377.46, 291,323,144.50 and 117,027,619.96

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Solution

The fourth proportional to 211,114,377.46, 291,323,144.50 and 117,027,619.96 is: 161,489,968.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,114,377.46 : 291,323,144.50 = 117,027,619.96 : x
  2. Step 2: Convert to fraction form
    211,114,377.46/291,323,144.50 = 117,027,619.96/x
  3. Step 3: Cross multiply
    211,114,377.46x = 291,323,144.50 × 117,027,619.96
  4. Step 4: Simplify right side
    211,114,377.46x = 34,092,854,240,098,164
  5. Step 5: Solve for x
    x = 34,092,854,240,098,164/211,114,377.46
  6. Step 6: Final answer
    x = 161,489,968.85

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Why These Related Problems?

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