Home / 297,936,133.60-446,904,200.40-82,525,381.60

Finding the Fourth Proportional to 297,936,133.60, 446,904,200.40 and 82,525,381.60

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Solution

The fourth proportional to 297,936,133.60, 446,904,200.40 and 82,525,381.60 is: 123,788,072.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,936,133.60 : 446,904,200.40 = 82,525,381.60 : x
  2. Step 2: Convert to fraction form
    297,936,133.60/446,904,200.40 = 82,525,381.60/x
  3. Step 3: Cross multiply
    297,936,133.60x = 446,904,200.40 × 82,525,381.60
  4. Step 4: Simplify right side
    297,936,133.60x = 36,880,939,676,652,872
  5. Step 5: Solve for x
    x = 36,880,939,676,652,872/297,936,133.60
  6. Step 6: Final answer
    x = 123,788,072.40

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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.