Home / 18,623,561,858.46-27,935,079,714.95-8,669,438,094.42

Finding the Fourth Proportional to 18,623,561,858.46, 27,935,079,714.95 and 8,669,438,094.42

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Solution

The fourth proportional to 18,623,561,858.46, 27,935,079,714.95 and 8,669,438,094.42 is: 13,004,034,678.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623,561,858.46 : 27,935,079,714.95 = 8,669,438,094.42 : x
  2. Step 2: Convert to fraction form
    18,623,561,858.46/27,935,079,714.95 = 8,669,438,094.42/x
  3. Step 3: Cross multiply
    18,623,561,858.46x = 27,935,079,714.95 × 8,669,438,094.42
  4. Step 4: Simplify right side
    18,623,561,858.46x = 242,181,444,251,403,583,488
  5. Step 5: Solve for x
    x = 242,181,444,251,403,583,488/18,623,561,858.46
  6. Step 6: Final answer
    x = 13,004,034,678.87

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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.