Home / 347,736,003.80-521,604,005.70-321,459,344.60

Finding the Fourth Proportional to 347,736,003.80, 521,604,005.70 and 321,459,344.60

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Solution

The fourth proportional to 347,736,003.80, 521,604,005.70 and 321,459,344.60 is: 482,189,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,736,003.80 : 521,604,005.70 = 321,459,344.60 : x
  2. Step 2: Convert to fraction form
    347,736,003.80/521,604,005.70 = 321,459,344.60/x
  3. Step 3: Cross multiply
    347,736,003.80x = 521,604,005.70 × 321,459,344.60
  4. Step 4: Simplify right side
    347,736,003.80x = 167,674,481,813,056,672
  5. Step 5: Solve for x
    x = 167,674,481,813,056,672/347,736,003.80
  6. Step 6: Final answer
    x = 482,189,016.90

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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.