Home / 484,561,209.80-726,841,814.70-291,069,446.60

Finding the Fourth Proportional to 484,561,209.80, 726,841,814.70 and 291,069,446.60

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Solution

The fourth proportional to 484,561,209.80, 726,841,814.70 and 291,069,446.60 is: 436,604,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,561,209.80 : 726,841,814.70 = 291,069,446.60 : x
  2. Step 2: Convert to fraction form
    484,561,209.80/726,841,814.70 = 291,069,446.60/x
  3. Step 3: Cross multiply
    484,561,209.80x = 726,841,814.70 × 291,069,446.60
  4. Step 4: Simplify right side
    484,561,209.80x = 211,561,444,770,468,768
  5. Step 5: Solve for x
    x = 211,561,444,770,468,768/484,561,209.80
  6. Step 6: Final answer
    x = 436,604,169.90

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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.