Home / 897,467,221.80-1,346,200,832.70-413,737,813.80

Finding the Fourth Proportional to 897,467,221.80, 1,346,200,832.70 and 413,737,813.80

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Solution

The fourth proportional to 897,467,221.80, 1,346,200,832.70 and 413,737,813.80 is: 620,606,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,467,221.80 : 1,346,200,832.70 = 413,737,813.80 : x
  2. Step 2: Convert to fraction form
    897,467,221.80/1,346,200,832.70 = 413,737,813.80/x
  3. Step 3: Cross multiply
    897,467,221.80x = 1,346,200,832.70 × 413,737,813.80
  4. Step 4: Simplify right side
    897,467,221.80x = 556,974,189,457,037,568
  5. Step 5: Solve for x
    x = 556,974,189,457,037,568/897,467,221.80
  6. Step 6: Final answer
    x = 620,606,720.70

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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.