Home / 45,143,999.40-67,715,999.10-44,248,204.20

Finding the Fourth Proportional to 45,143,999.40, 67,715,999.10 and 44,248,204.20

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Solution

The fourth proportional to 45,143,999.40, 67,715,999.10 and 44,248,204.20 is: 66,372,306.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,143,999.40 : 67,715,999.10 = 44,248,204.20 : x
  2. Step 2: Convert to fraction form
    45,143,999.40/67,715,999.10 = 44,248,204.20/x
  3. Step 3: Cross multiply
    45,143,999.40x = 67,715,999.10 × 44,248,204.20
  4. Step 4: Simplify right side
    45,143,999.40x = 2,996,311,355,783,816
  5. Step 5: Solve for x
    x = 2,996,311,355,783,816/45,143,999.40
  6. Step 6: Final answer
    x = 66,372,306.30

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1.5x scale

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.