Home / 799,904,313.15-1,103,869,572.54-447,486,189.12

Finding the Fourth Proportional to 799,904,313.15, 1,103,869,572.54 and 447,486,189.12

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Solution

The fourth proportional to 799,904,313.15, 1,103,869,572.54 and 447,486,189.12 is: 617,531,847.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,904,313.15 : 1,103,869,572.54 = 447,486,189.12 : x
  2. Step 2: Convert to fraction form
    799,904,313.15/1,103,869,572.54 = 447,486,189.12/x
  3. Step 3: Cross multiply
    799,904,313.15x = 1,103,869,572.54 × 447,486,189.12
  4. Step 4: Simplify right side
    799,904,313.15x = 493,966,388,301,448,000
  5. Step 5: Solve for x
    x = 493,966,388,301,448,000/799,904,313.15
  6. Step 6: Final answer
    x = 617,531,847.47

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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.