Home / 895,715,630.82-1,236,093,308.46-499,263,758.76

Finding the Fourth Proportional to 895,715,630.82, 1,236,093,308.46 and 499,263,758.76

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Solution

The fourth proportional to 895,715,630.82, 1,236,093,308.46 and 499,263,758.76 is: 688,987,185.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,715,630.82 : 1,236,093,308.46 = 499,263,758.76 : x
  2. Step 2: Convert to fraction form
    895,715,630.82/1,236,093,308.46 = 499,263,758.76/x
  3. Step 3: Cross multiply
    895,715,630.82x = 1,236,093,308.46 × 499,263,758.76
  4. Step 4: Simplify right side
    895,715,630.82x = 617,136,591,359,823,744
  5. Step 5: Solve for x
    x = 617,136,591,359,823,744/895,715,630.82
  6. Step 6: Final answer
    x = 688,987,185.36

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1.5x scale

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.