Home / 79,380,846,666.18-109,544,183,100.90-43,252,178,149.35

Finding the Fourth Proportional to 79,380,846,666.18, 109,544,183,100.90 and 43,252,178,149.35

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Solution

The fourth proportional to 79,380,846,666.18, 109,544,183,100.90 and 43,252,178,149.35 is: 59,687,251,039.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,380,846,666.18 : 109,544,183,100.90 = 43,252,178,149.35 : x
  2. Step 2: Convert to fraction form
    79,380,846,666.18/109,544,183,100.90 = 43,252,178,149.35/x
  3. Step 3: Cross multiply
    79,380,846,666.18x = 109,544,183,100.90 × 43,252,178,149.35
  4. Step 4: Simplify right side
    79,380,846,666.18x = 4,738,024,522,705,141,760,000
  5. Step 5: Solve for x
    x = 4,738,024,522,705,141,760,000/79,380,846,666.18
  6. Step 6: Final answer
    x = 59,687,251,039.66

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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.