Home / 178,394,451.45-246,186,021.92-100,079,685.94

Finding the Fourth Proportional to 178,394,451.45, 246,186,021.92 and 100,079,685.94

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Solution

The fourth proportional to 178,394,451.45, 246,186,021.92 and 100,079,685.94 is: 138,110,908.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,394,451.45 : 246,186,021.92 = 100,079,685.94 : x
  2. Step 2: Convert to fraction form
    178,394,451.45/246,186,021.92 = 100,079,685.94/x
  3. Step 3: Cross multiply
    178,394,451.45x = 246,186,021.92 × 100,079,685.94
  4. Step 4: Simplify right side
    178,394,451.45x = 24,638,219,756,571,552
  5. Step 5: Solve for x
    x = 24,638,219,756,571,552/178,394,451.45
  6. Step 6: Final answer
    x = 138,110,908.47

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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.