Home / 3,902,244,428.04-5,384,957,978.54-2,208,662,711.21

Finding the Fourth Proportional to 3,902,244,428.04, 5,384,957,978.54 and 2,208,662,711.21

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Solution

The fourth proportional to 3,902,244,428.04, 5,384,957,978.54 and 2,208,662,711.21 is: 3,047,875,679.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902,244,428.04 : 5,384,957,978.54 = 2,208,662,711.21 : x
  2. Step 2: Convert to fraction form
    3,902,244,428.04/5,384,957,978.54 = 2,208,662,711.21/x
  3. Step 3: Cross multiply
    3,902,244,428.04x = 5,384,957,978.54 × 2,208,662,711.21
  4. Step 4: Simplify right side
    3,902,244,428.04x = 11,893,555,888,653,060,096
  5. Step 5: Solve for x
    x = 11,893,555,888,653,060,096/3,902,244,428.04
  6. Step 6: Final answer
    x = 3,047,875,679.75

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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.