Home / 1,991,463,333.59-2,985,722,345.54-1,204,341,995.81

Finding the Fourth Proportional to 1,991,463,333.59, 2,985,722,345.54 and 1,204,341,995.81

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Solution

The fourth proportional to 1,991,463,333.59, 2,985,722,345.54 and 1,204,341,995.81 is: 1,805,622,402.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,991,463,333.59 : 2,985,722,345.54 = 1,204,341,995.81 : x
  2. Step 2: Convert to fraction form
    1,991,463,333.59/2,985,722,345.54 = 1,204,341,995.81/x
  3. Step 3: Cross multiply
    1,991,463,333.59x = 2,985,722,345.54 × 1,204,341,995.81
  4. Step 4: Simplify right side
    1,991,463,333.59x = 3,595,830,808,568,503,296
  5. Step 5: Solve for x
    x = 3,595,830,808,568,503,296/1,991,463,333.59
  6. Step 6: Final answer
    x = 1,805,622,402.34

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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.