Home / 377,059,971.04-520,334,601.36-218,296,788.32

Finding the Fourth Proportional to 377,059,971.04, 520,334,601.36 and 218,296,788.32

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Solution

The fourth proportional to 377,059,971.04, 520,334,601.36 and 218,296,788.32 is: 301,244,844.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,059,971.04 : 520,334,601.36 = 218,296,788.32 : x
  2. Step 2: Convert to fraction form
    377,059,971.04/520,334,601.36 = 218,296,788.32/x
  3. Step 3: Cross multiply
    377,059,971.04x = 520,334,601.36 × 218,296,788.32
  4. Step 4: Simplify right side
    377,059,971.04x = 113,587,372,328,655,504
  5. Step 5: Solve for x
    x = 113,587,372,328,655,504/377,059,971.04
  6. Step 6: Final answer
    x = 301,244,844.46

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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.