Home / 1,448,525,387.52-2,172,788,781.12-479,177,003.52

Finding the Fourth Proportional to 1,448,525,387.52, 2,172,788,781.12 and 479,177,003.52

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Solution

The fourth proportional to 1,448,525,387.52, 2,172,788,781.12 and 479,177,003.52 is: 718,765,736.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,525,387.52 : 2,172,788,781.12 = 479,177,003.52 : x
  2. Step 2: Convert to fraction form
    1,448,525,387.52/2,172,788,781.12 = 479,177,003.52/x
  3. Step 3: Cross multiply
    1,448,525,387.52x = 2,172,788,781.12 × 479,177,003.52
  4. Step 4: Simplify right side
    1,448,525,387.52x = 1,041,150,417,418,954,624
  5. Step 5: Solve for x
    x = 1,041,150,417,418,954,624/1,448,525,387.52
  6. Step 6: Final answer
    x = 718,765,736.79

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1.5x scale

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.