Home / 725,284,247.04-1,000,882,686.69-403,410,043.44

Finding the Fourth Proportional to 725,284,247.04, 1,000,882,686.69 and 403,410,043.44

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Solution

The fourth proportional to 725,284,247.04, 1,000,882,686.69 and 403,410,043.44 is: 556,700,534.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,284,247.04 : 1,000,882,686.69 = 403,410,043.44 : x
  2. Step 2: Convert to fraction form
    725,284,247.04/1,000,882,686.69 = 403,410,043.44/x
  3. Step 3: Cross multiply
    725,284,247.04x = 1,000,882,686.69 × 403,410,043.44
  4. Step 4: Simplify right side
    725,284,247.04x = 403,766,128,115,956,800
  5. Step 5: Solve for x
    x = 403,766,128,115,956,800/725,284,247.04
  6. Step 6: Final answer
    x = 556,700,534.67

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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.