Home / 727,189,027.70-1,090,936,923.15-235,864,139.54

Finding the Fourth Proportional to 727,189,027.70, 1,090,936,923.15 and 235,864,139.54

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Solution

The fourth proportional to 727,189,027.70, 1,090,936,923.15 and 235,864,139.54 is: 353,845,958.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,189,027.70 : 1,090,936,923.15 = 235,864,139.54 : x
  2. Step 2: Convert to fraction form
    727,189,027.70/1,090,936,923.15 = 235,864,139.54/x
  3. Step 3: Cross multiply
    727,189,027.70x = 1,090,936,923.15 × 235,864,139.54
  4. Step 4: Simplify right side
    727,189,027.70x = 257,312,898,671,189,856
  5. Step 5: Solve for x
    x = 257,312,898,671,189,856/727,189,027.70
  6. Step 6: Final answer
    x = 353,845,958.71

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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.