Home / 377,274,570.54-520,633,574.56-212,261,746.38

Finding the Fourth Proportional to 377,274,570.54, 520,633,574.56 and 212,261,746.38

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Solution

The fourth proportional to 377,274,570.54, 520,633,574.56 and 212,261,746.38 is: 292,918,209.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,274,570.54 : 520,633,574.56 = 212,261,746.38 : x
  2. Step 2: Convert to fraction form
    377,274,570.54/520,633,574.56 = 212,261,746.38/x
  3. Step 3: Cross multiply
    377,274,570.54x = 520,633,574.56 × 212,261,746.38
  4. Step 4: Simplify right side
    377,274,570.54x = 110,510,591,760,167,536
  5. Step 5: Solve for x
    x = 110,510,591,760,167,536/377,274,570.54
  6. Step 6: Final answer
    x = 292,918,209.68

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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.