Home / 252,852,329,032.66-379,127,029,020.48-80,478,373,897.87

Finding the Fourth Proportional to 252,852,329,032.66, 379,127,029,020.48 and 80,478,373,897.87

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Solution

The fourth proportional to 252,852,329,032.66, 379,127,029,020.48 and 80,478,373,897.87 is: 120,669,352,396.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,852,329,032.66 : 379,127,029,020.48 = 80,478,373,897.87 : x
  2. Step 2: Convert to fraction form
    252,852,329,032.66/379,127,029,020.48 = 80,478,373,897.87/x
  3. Step 3: Cross multiply
    252,852,329,032.66x = 379,127,029,020.48 × 80,478,373,897.87
  4. Step 4: Simplify right side
    252,852,329,032.66x = 30,511,526,796,298,794,565,632
  5. Step 5: Solve for x
    x = 30,511,526,796,298,794,565,632/252,852,329,032.66
  6. Step 6: Final answer
    x = 120,669,352,396.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.