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Finding the Fourth Proportional to 957,806,581.90, 1,436,709,872.85 and 957,806,581.90

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Solution

The fourth proportional to 957,806,581.90, 1,436,709,872.85 and 957,806,581.90 is: 1,436,709,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,806,581.90 : 1,436,709,872.85 = 957,806,581.90 : x
  2. Step 2: Convert to fraction form
    957,806,581.90/1,436,709,872.85 = 957,806,581.90/x
  3. Step 3: Cross multiply
    957,806,581.90x = 1,436,709,872.85 × 957,806,581.90
  4. Step 4: Simplify right side
    957,806,581.90x = 1,376,090,172,496,442,112
  5. Step 5: Solve for x
    x = 1,376,090,172,496,442,112/957,806,581.90
  6. Step 6: Final answer
    x = 1,436,709,872.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.