Home / 377,059,731.21-520,334,273.34-218,296,549.35

Finding the Fourth Proportional to 377,059,731.21, 520,334,273.34 and 218,296,549.35

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Solution

The fourth proportional to 377,059,731.21, 520,334,273.34 and 218,296,549.35 is: 301,244,516.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,059,731.21 : 520,334,273.34 = 218,296,549.35 : x
  2. Step 2: Convert to fraction form
    377,059,731.21/520,334,273.34 = 218,296,549.35/x
  3. Step 3: Cross multiply
    377,059,731.21x = 520,334,273.34 × 218,296,549.35
  4. Step 4: Simplify right side
    377,059,731.21x = 113,587,176,378,661,696
  5. Step 5: Solve for x
    x = 113,587,176,378,661,696/377,059,731.21
  6. Step 6: Final answer
    x = 301,244,516.39

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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.