Home / 895,715,624.82-1,236,093,300.18-499,263,752.76

Finding the Fourth Proportional to 895,715,624.82, 1,236,093,300.18 and 499,263,752.76

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Solution

The fourth proportional to 895,715,624.82, 1,236,093,300.18 and 499,263,752.76 is: 688,987,177.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,715,624.82 : 1,236,093,300.18 = 499,263,752.76 : x
  2. Step 2: Convert to fraction form
    895,715,624.82/1,236,093,300.18 = 499,263,752.76/x
  3. Step 3: Cross multiply
    895,715,624.82x = 1,236,093,300.18 × 499,263,752.76
  4. Step 4: Simplify right side
    895,715,624.82x = 617,136,579,809,360,000
  5. Step 5: Solve for x
    x = 617,136,579,809,360,000/895,715,624.82
  6. Step 6: Final answer
    x = 688,987,177.08

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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.