Home / 675,505,245.76-1,013,913,091.28-325,997,277.28

Finding the Fourth Proportional to 675,505,245.76, 1,013,913,091.28 and 325,997,277.28

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Solution

The fourth proportional to 675,505,245.76, 1,013,913,091.28 and 325,997,277.28 is: 489,312,124.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,505,245.76 : 1,013,913,091.28 = 325,997,277.28 : x
  2. Step 2: Convert to fraction form
    675,505,245.76/1,013,913,091.28 = 325,997,277.28/x
  3. Step 3: Cross multiply
    675,505,245.76x = 1,013,913,091.28 × 325,997,277.28
  4. Step 4: Simplify right side
    675,505,245.76x = 330,532,907,155,828,096
  5. Step 5: Solve for x
    x = 330,532,907,155,828,096/675,505,245.76
  6. Step 6: Final answer
    x = 489,312,124.86

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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.