Home / 1,873,112,505,271-2,809,123,687,136.40-725,488,768,030.20

Finding the Fourth Proportional to 1,873,112,505,271, 2,809,123,687,136.40 and 725,488,768,030.20

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Solution

The fourth proportional to 1,873,112,505,271, 2,809,123,687,136.40 and 725,488,768,030.20 is: 1,088,022,036,738.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,112,505,271 : 2,809,123,687,136.40 = 725,488,768,030.20 : x
  2. Step 2: Convert to fraction form
    1,873,112,505,271/2,809,123,687,136.40 = 725,488,768,030.20/x
  3. Step 3: Cross multiply
    1,873,112,505,271x = 2,809,123,687,136.40 × 725,488,768,030.20
  4. Step 4: Simplify right side
    1,873,112,505,271x = 2,037,987,683,025,039,738,798,080
  5. Step 5: Solve for x
    x = 2,037,987,683,025,039,738,798,080/1,873,112,505,271
  6. Step 6: Final answer
    x = 1,088,022,036,738.36

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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.