Home / 228,087,126.99-342,164,832.84-82,554,738.57

Finding the Fourth Proportional to 228,087,126.99, 342,164,832.84 and 82,554,738.57

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Solution

The fourth proportional to 228,087,126.99, 342,164,832.84 and 82,554,738.57 is: 123,844,465.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,087,126.99 : 342,164,832.84 = 82,554,738.57 : x
  2. Step 2: Convert to fraction form
    228,087,126.99/342,164,832.84 = 82,554,738.57/x
  3. Step 3: Cross multiply
    228,087,126.99x = 342,164,832.84 × 82,554,738.57
  4. Step 4: Simplify right side
    228,087,126.99x = 28,247,328,322,953,948
  5. Step 5: Solve for x
    x = 28,247,328,322,953,948/228,087,126.99
  6. Step 6: Final answer
    x = 123,844,465.47

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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.