Home / 499,608,165.20-749,412,247.80-446,038,912.40

Finding the Fourth Proportional to 499,608,165.20, 749,412,247.80 and 446,038,912.40

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Solution

The fourth proportional to 499,608,165.20, 749,412,247.80 and 446,038,912.40 is: 669,058,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,608,165.20 : 749,412,247.80 = 446,038,912.40 : x
  2. Step 2: Convert to fraction form
    499,608,165.20/749,412,247.80 = 446,038,912.40/x
  3. Step 3: Cross multiply
    499,608,165.20x = 749,412,247.80 × 446,038,912.40
  4. Step 4: Simplify right side
    499,608,165.20x = 334,267,023,947,951,232
  5. Step 5: Solve for x
    x = 334,267,023,947,951,232/499,608,165.20
  6. Step 6: Final answer
    x = 669,058,368.60

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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.