Home / 193,334,419.88-266,802,609.14-105,228,207.56

Finding the Fourth Proportional to 193,334,419.88, 266,802,609.14 and 105,228,207.56

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Solution

The fourth proportional to 193,334,419.88, 266,802,609.14 and 105,228,207.56 is: 145,215,530.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,334,419.88 : 266,802,609.14 = 105,228,207.56 : x
  2. Step 2: Convert to fraction form
    193,334,419.88/266,802,609.14 = 105,228,207.56/x
  3. Step 3: Cross multiply
    193,334,419.88x = 266,802,609.14 × 105,228,207.56
  4. Step 4: Simplify right side
    193,334,419.88x = 28,075,160,332,133,472
  5. Step 5: Solve for x
    x = 28,075,160,332,133,472/193,334,419.88
  6. Step 6: Final answer
    x = 145,215,530.42

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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.