Home / 1,561,150,995.24-2,338,604,309.79-939,022,803.48

Finding the Fourth Proportional to 1,561,150,995.24, 2,338,604,309.79 and 939,022,803.48

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Solution

The fourth proportional to 1,561,150,995.24, 2,338,604,309.79 and 939,022,803.48 is: 1,406,656,231.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,150,995.24 : 2,338,604,309.79 = 939,022,803.48 : x
  2. Step 2: Convert to fraction form
    1,561,150,995.24/2,338,604,309.79 = 939,022,803.48/x
  3. Step 3: Cross multiply
    1,561,150,995.24x = 2,338,604,309.79 × 939,022,803.48
  4. Step 4: Simplify right side
    1,561,150,995.24x = 2,196,002,775,209,416,192
  5. Step 5: Solve for x
    x = 2,196,002,775,209,416,192/1,561,150,995.24
  6. Step 6: Final answer
    x = 1,406,656,231.14

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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.