Home / 488,900,654,032.58-674,682,935,003.82-272,122,196,399.04

Finding the Fourth Proportional to 488,900,654,032.58, 674,682,935,003.82 and 272,122,196,399.04

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Solution

The fourth proportional to 488,900,654,032.58, 674,682,935,003.82 and 272,122,196,399.04 is: 375,528,649,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,900,654,032.58 : 674,682,935,003.82 = 272,122,196,399.04 : x
  2. Step 2: Convert to fraction form
    488,900,654,032.58/674,682,935,003.82 = 272,122,196,399.04/x
  3. Step 3: Cross multiply
    488,900,654,032.58x = 674,682,935,003.82 × 272,122,196,399.04
  4. Step 4: Simplify right side
    488,900,654,032.58x = 183,596,202,146,190,220,853,248
  5. Step 5: Solve for x
    x = 183,596,202,146,190,220,853,248/488,900,654,032.58
  6. Step 6: Final answer
    x = 375,528,649,086.15

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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.