Home / 427,146,133,599.29-589,462,248,091.58-231,829,418,487.33

Finding the Fourth Proportional to 427,146,133,599.29, 589,462,248,091.58 and 231,829,418,487.33

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Solution

The fourth proportional to 427,146,133,599.29, 589,462,248,091.58 and 231,829,418,487.33 is: 319,924,914,323.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,146,133,599.29 : 589,462,248,091.58 = 231,829,418,487.33 : x
  2. Step 2: Convert to fraction form
    427,146,133,599.29/589,462,248,091.58 = 231,829,418,487.33/x
  3. Step 3: Cross multiply
    427,146,133,599.29x = 589,462,248,091.58 × 231,829,418,487.33
  4. Step 4: Simplify right side
    427,146,133,599.29x = 136,654,690,195,305,224,208,384
  5. Step 5: Solve for x
    x = 136,654,690,195,305,224,208,384/427,146,133,599.29
  6. Step 6: Final answer
    x = 319,924,914,323.36

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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.