Home / 895,715,618.83-1,236,093,291.89-499,263,746.74

Finding the Fourth Proportional to 895,715,618.83, 1,236,093,291.89 and 499,263,746.74

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Solution

The fourth proportional to 895,715,618.83, 1,236,093,291.89 and 499,263,746.74 is: 688,987,168.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,715,618.83 : 1,236,093,291.89 = 499,263,746.74 : x
  2. Step 2: Convert to fraction form
    895,715,618.83/1,236,093,291.89 = 499,263,746.74/x
  3. Step 3: Cross multiply
    895,715,618.83x = 1,236,093,291.89 × 499,263,746.74
  4. Step 4: Simplify right side
    895,715,618.83x = 617,136,568,228,420,352
  5. Step 5: Solve for x
    x = 617,136,568,228,420,352/895,715,618.83
  6. Step 6: Final answer
    x = 688,987,168.76

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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.