Home / 196,359,194.40-294,474,687.12-65,166,228.96

Finding the Fourth Proportional to 196,359,194.40, 294,474,687.12 and 65,166,228.96

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Solution

The fourth proportional to 196,359,194.40, 294,474,687.12 and 65,166,228.96 is: 97,728,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,359,194.40 : 294,474,687.12 = 65,166,228.96 : x
  2. Step 2: Convert to fraction form
    196,359,194.40/294,474,687.12 = 65,166,228.96/x
  3. Step 3: Cross multiply
    196,359,194.40x = 294,474,687.12 × 65,166,228.96
  4. Step 4: Simplify right side
    196,359,194.40x = 19,189,804,883,786,284
  5. Step 5: Solve for x
    x = 19,189,804,883,786,284/196,359,194.40
  6. Step 6: Final answer
    x = 97,728,068.92

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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.