Home / 194,320,116.90-291,531,224.82-69,835,313.88

Finding the Fourth Proportional to 194,320,116.90, 291,531,224.82 and 69,835,313.88

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Solution

The fourth proportional to 194,320,116.90, 291,531,224.82 and 69,835,313.88 is: 104,771,317.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,320,116.90 : 291,531,224.82 = 69,835,313.88 : x
  2. Step 2: Convert to fraction form
    194,320,116.90/291,531,224.82 = 69,835,313.88/x
  3. Step 3: Cross multiply
    194,320,116.90x = 291,531,224.82 × 69,835,313.88
  4. Step 4: Simplify right side
    194,320,116.90x = 20,359,174,591,125,544
  5. Step 5: Solve for x
    x = 20,359,174,591,125,544/194,320,116.90
  6. Step 6: Final answer
    x = 104,771,317.12

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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.