Home / 363,721,834.40-545,927,676.53-225,128,207.97

Finding the Fourth Proportional to 363,721,834.40, 545,927,676.53 and 225,128,207.97

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Solution

The fourth proportional to 363,721,834.40, 545,927,676.53 and 225,128,207.97 is: 337,905,805.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,721,834.40 : 545,927,676.53 = 225,128,207.97 : x
  2. Step 2: Convert to fraction form
    363,721,834.40/545,927,676.53 = 225,128,207.97/x
  3. Step 3: Cross multiply
    363,721,834.40x = 545,927,676.53 × 225,128,207.97
  4. Step 4: Simplify right side
    363,721,834.40x = 122,903,719,497,299,088
  5. Step 5: Solve for x
    x = 122,903,719,497,299,088/363,721,834.40
  6. Step 6: Final answer
    x = 337,905,805.69

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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.