Home / 504,116,096.80-756,174,145.20-402,079,424.80

Finding the Fourth Proportional to 504,116,096.80, 756,174,145.20 and 402,079,424.80

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Solution

The fourth proportional to 504,116,096.80, 756,174,145.20 and 402,079,424.80 is: 603,119,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,116,096.80 : 756,174,145.20 = 402,079,424.80 : x
  2. Step 2: Convert to fraction form
    504,116,096.80/756,174,145.20 = 402,079,424.80/x
  3. Step 3: Cross multiply
    504,116,096.80x = 756,174,145.20 × 402,079,424.80
  4. Step 4: Simplify right side
    504,116,096.80x = 304,042,065,350,647,680
  5. Step 5: Solve for x
    x = 304,042,065,350,647,680/504,116,096.80
  6. Step 6: Final answer
    x = 603,119,137.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.