Home / 20,059,669,708.05-30,097,752,535.65-8,861,633,881.77

Finding the Fourth Proportional to 20,059,669,708.05, 30,097,752,535.65 and 8,861,633,881.77

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Solution

The fourth proportional to 20,059,669,708.05, 30,097,752,535.65 and 8,861,633,881.77 is: 13,296,094,477.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,059,669,708.05 : 30,097,752,535.65 = 8,861,633,881.77 : x
  2. Step 2: Convert to fraction form
    20,059,669,708.05/30,097,752,535.65 = 8,861,633,881.77/x
  3. Step 3: Cross multiply
    20,059,669,708.05x = 30,097,752,535.65 × 8,861,633,881.77
  4. Step 4: Simplify right side
    20,059,669,708.05x = 266,715,263,635,044,990,976
  5. Step 5: Solve for x
    x = 266,715,263,635,044,990,976/20,059,669,708.05
  6. Step 6: Final answer
    x = 13,296,094,477.97

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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.