Home / 1,401,485,995.96-2,102,438,029.76-516,103,278.60

Finding the Fourth Proportional to 1,401,485,995.96, 2,102,438,029.76 and 516,103,278.60

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Solution

The fourth proportional to 1,401,485,995.96, 2,102,438,029.76 and 516,103,278.60 is: 774,231,896.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,485,995.96 : 2,102,438,029.76 = 516,103,278.60 : x
  2. Step 2: Convert to fraction form
    1,401,485,995.96/2,102,438,029.76 = 516,103,278.60/x
  3. Step 3: Cross multiply
    1,401,485,995.96x = 2,102,438,029.76 × 516,103,278.60
  4. Step 4: Simplify right side
    1,401,485,995.96x = 1,085,075,160,212,460,416
  5. Step 5: Solve for x
    x = 1,085,075,160,212,460,416/1,401,485,995.96
  6. Step 6: Final answer
    x = 774,231,896.24

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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.