Home / 20,666,141,815.56-30,974,028,609.70-10,712,097,768.44

Finding the Fourth Proportional to 20,666,141,815.56, 30,974,028,609.70 and 10,712,097,768.44

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Solution

The fourth proportional to 20,666,141,815.56, 30,974,028,609.70 and 10,712,097,768.44 is: 16,055,092,707.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,666,141,815.56 : 30,974,028,609.70 = 10,712,097,768.44 : x
  2. Step 2: Convert to fraction form
    20,666,141,815.56/30,974,028,609.70 = 10,712,097,768.44/x
  3. Step 3: Cross multiply
    20,666,141,815.56x = 30,974,028,609.70 × 10,712,097,768.44
  4. Step 4: Simplify right side
    20,666,141,815.56x = 331,796,822,749,564,108,800
  5. Step 5: Solve for x
    x = 331,796,822,749,564,108,800/20,666,141,815.56
  6. Step 6: Final answer
    x = 16,055,092,707.23

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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.