Home / 345,727,685.12-476,802,685.04-245,057,001.03

Finding the Fourth Proportional to 345,727,685.12, 476,802,685.04 and 245,057,001.03

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Solution

The fourth proportional to 345,727,685.12, 476,802,685.04 and 245,057,001.03 is: 337,964,939.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,727,685.12 : 476,802,685.04 = 245,057,001.03 : x
  2. Step 2: Convert to fraction form
    345,727,685.12/476,802,685.04 = 245,057,001.03/x
  3. Step 3: Cross multiply
    345,727,685.12x = 476,802,685.04 × 245,057,001.03
  4. Step 4: Simplify right side
    345,727,685.12x = 116,843,836,077,728,768
  5. Step 5: Solve for x
    x = 116,843,836,077,728,768/345,727,685.12
  6. Step 6: Final answer
    x = 337,964,939.19

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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.