Home / 401,668,347.48-554,271,899.52-225,422,304

Finding the Fourth Proportional to 401,668,347.48, 554,271,899.52 and 225,422,304

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Solution

The fourth proportional to 401,668,347.48, 554,271,899.52 and 225,422,304 is: 311,065,707.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,668,347.48 : 554,271,899.52 = 225,422,304 : x
  2. Step 2: Convert to fraction form
    401,668,347.48/554,271,899.52 = 225,422,304/x
  3. Step 3: Cross multiply
    401,668,347.48x = 554,271,899.52 × 225,422,304
  4. Step 4: Simplify right side
    401,668,347.48x = 124,945,248,632,254,896
  5. Step 5: Solve for x
    x = 124,945,248,632,254,896/401,668,347.48
  6. Step 6: Final answer
    x = 311,065,707.36

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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.