Home / 377,274,592.08-520,633,604.25-212,261,767.92

Finding the Fourth Proportional to 377,274,592.08, 520,633,604.25 and 212,261,767.92

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Solution

The fourth proportional to 377,274,592.08, 520,633,604.25 and 212,261,767.92 is: 292,918,239.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,274,592.08 : 520,633,604.25 = 212,261,767.92 : x
  2. Step 2: Convert to fraction form
    377,274,592.08/520,633,604.25 = 212,261,767.92/x
  3. Step 3: Cross multiply
    377,274,592.08x = 520,633,604.25 × 212,261,767.92
  4. Step 4: Simplify right side
    377,274,592.08x = 110,510,609,276,666,624
  5. Step 5: Solve for x
    x = 110,510,609,276,666,624/377,274,592.08
  6. Step 6: Final answer
    x = 292,918,239.38

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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.