Home / 936,048,010.80-1,404,072,016.20-704,764,887.60

Finding the Fourth Proportional to 936,048,010.80, 1,404,072,016.20 and 704,764,887.60

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Solution

The fourth proportional to 936,048,010.80, 1,404,072,016.20 and 704,764,887.60 is: 1,057,147,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,048,010.80 : 1,404,072,016.20 = 704,764,887.60 : x
  2. Step 2: Convert to fraction form
    936,048,010.80/1,404,072,016.20 = 704,764,887.60/x
  3. Step 3: Cross multiply
    936,048,010.80x = 1,404,072,016.20 × 704,764,887.60
  4. Step 4: Simplify right side
    936,048,010.80x = 989,540,656,679,498,496
  5. Step 5: Solve for x
    x = 989,540,656,679,498,496/936,048,010.80
  6. Step 6: Final answer
    x = 1,057,147,331.40

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1.5x scale

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.