Home / 345,727,687.12-476,802,687.80-245,057,003.04

Finding the Fourth Proportional to 345,727,687.12, 476,802,687.80 and 245,057,003.04

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Solution

The fourth proportional to 345,727,687.12, 476,802,687.80 and 245,057,003.04 is: 337,964,941.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,727,687.12 : 476,802,687.80 = 245,057,003.04 : x
  2. Step 2: Convert to fraction form
    345,727,687.12/476,802,687.80 = 245,057,003.04/x
  3. Step 3: Cross multiply
    345,727,687.12x = 476,802,687.80 × 245,057,003.04
  4. Step 4: Simplify right side
    345,727,687.12x = 116,843,837,713,684,768
  5. Step 5: Solve for x
    x = 116,843,837,713,684,768/345,727,687.12
  6. Step 6: Final answer
    x = 337,964,941.97

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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.