Home / 151,973,167.68-209,723,150.76-82,358,548.56

Finding the Fourth Proportional to 151,973,167.68, 209,723,150.76 and 82,358,548.56

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Solution

The fourth proportional to 151,973,167.68, 209,723,150.76 and 82,358,548.56 is: 113,654,894.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,973,167.68 : 209,723,150.76 = 82,358,548.56 : x
  2. Step 2: Convert to fraction form
    151,973,167.68/209,723,150.76 = 82,358,548.56/x
  3. Step 3: Cross multiply
    151,973,167.68x = 209,723,150.76 × 82,358,548.56
  4. Step 4: Simplify right side
    151,973,167.68x = 17,272,494,295,611,868
  5. Step 5: Solve for x
    x = 17,272,494,295,611,868/151,973,167.68
  6. Step 6: Final answer
    x = 113,654,894.21

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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.