Home / 561,724,776.55-775,238,539.94-323,578,191.25

Finding the Fourth Proportional to 561,724,776.55, 775,238,539.94 and 323,578,191.25

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Solution

The fourth proportional to 561,724,776.55, 775,238,539.94 and 323,578,191.25 is: 446,571,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,724,776.55 : 775,238,539.94 = 323,578,191.25 : x
  2. Step 2: Convert to fraction form
    561,724,776.55/775,238,539.94 = 323,578,191.25/x
  3. Step 3: Cross multiply
    561,724,776.55x = 775,238,539.94 × 323,578,191.25
  4. Step 4: Simplify right side
    561,724,776.55x = 250,850,284,541,076,096
  5. Step 5: Solve for x
    x = 250,850,284,541,076,096/561,724,776.55
  6. Step 6: Final answer
    x = 446,571,515.11

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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.