Home / 1,753,417,504.92-2,419,686,500.70-971,119,556.76

Finding the Fourth Proportional to 1,753,417,504.92, 2,419,686,500.70 and 971,119,556.76

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Solution

The fourth proportional to 1,753,417,504.92, 2,419,686,500.70 and 971,119,556.76 is: 1,340,128,563.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,417,504.92 : 2,419,686,500.70 = 971,119,556.76 : x
  2. Step 2: Convert to fraction form
    1,753,417,504.92/2,419,686,500.70 = 971,119,556.76/x
  3. Step 3: Cross multiply
    1,753,417,504.92x = 2,419,686,500.70 × 971,119,556.76
  4. Step 4: Simplify right side
    1,753,417,504.92x = 2,349,804,882,057,939,456
  5. Step 5: Solve for x
    x = 2,349,804,882,057,939,456/1,753,417,504.92
  6. Step 6: Final answer
    x = 1,340,128,563.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.