Home / 134,540,816.40-201,811,224.60-73,159,380.90

Finding the Fourth Proportional to 134,540,816.40, 201,811,224.60 and 73,159,380.90

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Solution

The fourth proportional to 134,540,816.40, 201,811,224.60 and 73,159,380.90 is: 109,739,071.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,540,816.40 : 201,811,224.60 = 73,159,380.90 : x
  2. Step 2: Convert to fraction form
    134,540,816.40/201,811,224.60 = 73,159,380.90/x
  3. Step 3: Cross multiply
    134,540,816.40x = 201,811,224.60 × 73,159,380.90
  4. Step 4: Simplify right side
    134,540,816.40x = 14,764,384,250,406,850
  5. Step 5: Solve for x
    x = 14,764,384,250,406,850/134,540,816.40
  6. Step 6: Final answer
    x = 109,739,071.35

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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.