Home / 134,540,861.40-201,811,292.10-73,159,425.90

Finding the Fourth Proportional to 134,540,861.40, 201,811,292.10 and 73,159,425.90

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Solution

The fourth proportional to 134,540,861.40, 201,811,292.10 and 73,159,425.90 is: 109,739,138.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,540,861.40 : 201,811,292.10 = 73,159,425.90 : x
  2. Step 2: Convert to fraction form
    134,540,861.40/201,811,292.10 = 73,159,425.90/x
  3. Step 3: Cross multiply
    134,540,861.40x = 201,811,292.10 × 73,159,425.90
  4. Step 4: Simplify right side
    134,540,861.40x = 14,764,398,270,173,206
  5. Step 5: Solve for x
    x = 14,764,398,270,173,206/134,540,861.40
  6. Step 6: Final answer
    x = 109,739,138.85

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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.