Home / 377,399,916.80-520,833,322.32-226,738,653.20

Finding the Fourth Proportional to 377,399,916.80, 520,833,322.32 and 226,738,653.20

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Solution

The fourth proportional to 377,399,916.80, 520,833,322.32 and 226,738,653.20 is: 312,912,220.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,399,916.80 : 520,833,322.32 = 226,738,653.20 : x
  2. Step 2: Convert to fraction form
    377,399,916.80/520,833,322.32 = 226,738,653.20/x
  3. Step 3: Cross multiply
    377,399,916.80x = 520,833,322.32 × 226,738,653.20
  4. Step 4: Simplify right side
    377,399,916.80x = 118,093,046,044,518,288
  5. Step 5: Solve for x
    x = 118,093,046,044,518,288/377,399,916.80
  6. Step 6: Final answer
    x = 312,912,220.66

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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.