Home / 367,072,109.32-506,569,953.18-199,819,156.84

Finding the Fourth Proportional to 367,072,109.32, 506,569,953.18 and 199,819,156.84

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Solution

The fourth proportional to 367,072,109.32, 506,569,953.18 and 199,819,156.84 is: 275,756,120.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,072,109.32 : 506,569,953.18 = 199,819,156.84 : x
  2. Step 2: Convert to fraction form
    367,072,109.32/506,569,953.18 = 199,819,156.84/x
  3. Step 3: Cross multiply
    367,072,109.32x = 506,569,953.18 × 199,819,156.84
  4. Step 4: Simplify right side
    367,072,109.32x = 101,222,380,924,905,872
  5. Step 5: Solve for x
    x = 101,222,380,924,905,872/367,072,109.32
  6. Step 6: Final answer
    x = 275,756,120.81

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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.