Home / 427,146,133,599.67-589,462,248,092.05-231,829,418,487.67

Finding the Fourth Proportional to 427,146,133,599.67, 589,462,248,092.05 and 231,829,418,487.67

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Solution

The fourth proportional to 427,146,133,599.67, 589,462,248,092.05 and 231,829,418,487.67 is: 319,924,914,323.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,146,133,599.67 : 589,462,248,092.05 = 231,829,418,487.67 : x
  2. Step 2: Convert to fraction form
    427,146,133,599.67/589,462,248,092.05 = 231,829,418,487.67/x
  3. Step 3: Cross multiply
    427,146,133,599.67x = 589,462,248,092.05 × 231,829,418,487.67
  4. Step 4: Simplify right side
    427,146,133,599.67x = 136,654,690,195,614,629,625,856
  5. Step 5: Solve for x
    x = 136,654,690,195,614,629,625,856/427,146,133,599.67
  6. Step 6: Final answer
    x = 319,924,914,323.80

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Double scale
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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.