Home / 547,319,469.18-755,300,628.20-296,423,873.69

Finding the Fourth Proportional to 547,319,469.18, 755,300,628.20 and 296,423,873.69

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Solution

The fourth proportional to 547,319,469.18, 755,300,628.20 and 296,423,873.69 is: 409,064,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,319,469.18 : 755,300,628.20 = 296,423,873.69 : x
  2. Step 2: Convert to fraction form
    547,319,469.18/755,300,628.20 = 296,423,873.69/x
  3. Step 3: Cross multiply
    547,319,469.18x = 755,300,628.20 × 296,423,873.69
  4. Step 4: Simplify right side
    547,319,469.18x = 223,889,138,010,052,352
  5. Step 5: Solve for x
    x = 223,889,138,010,052,352/547,319,469.18
  6. Step 6: Final answer
    x = 409,064,816.10

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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.