Home / 980,383,501.20-1,470,575,251.80-366,888,010.80

Finding the Fourth Proportional to 980,383,501.20, 1,470,575,251.80 and 366,888,010.80

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Solution

The fourth proportional to 980,383,501.20, 1,470,575,251.80 and 366,888,010.80 is: 550,332,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,383,501.20 : 1,470,575,251.80 = 366,888,010.80 : x
  2. Step 2: Convert to fraction form
    980,383,501.20/1,470,575,251.80 = 366,888,010.80/x
  3. Step 3: Cross multiply
    980,383,501.20x = 1,470,575,251.80 × 366,888,010.80
  4. Step 4: Simplify right side
    980,383,501.20x = 539,536,428,864,611,136
  5. Step 5: Solve for x
    x = 539,536,428,864,611,136/980,383,501.20
  6. Step 6: Final answer
    x = 550,332,016.20

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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.