Home / 547,423,054.72-755,437,559.60-296,522,716.48

Finding the Fourth Proportional to 547,423,054.72, 755,437,559.60 and 296,522,716.48

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Solution

The fourth proportional to 547,423,054.72, 755,437,559.60 and 296,522,716.48 is: 409,197,960.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,423,054.72 : 755,437,559.60 = 296,522,716.48 : x
  2. Step 2: Convert to fraction form
    547,423,054.72/755,437,559.60 = 296,522,716.48/x
  3. Step 3: Cross multiply
    547,423,054.72x = 755,437,559.60 × 296,522,716.48
  4. Step 4: Simplify right side
    547,423,054.72x = 224,004,397,303,613,920
  5. Step 5: Solve for x
    x = 224,004,397,303,613,920/547,423,054.72
  6. Step 6: Final answer
    x = 409,197,960.10

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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.