Home / 301,177,089.18-451,620,226.80-126,253,139.40

Finding the Fourth Proportional to 301,177,089.18, 451,620,226.80 and 126,253,139.40

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Solution

The fourth proportional to 301,177,089.18, 451,620,226.80 and 126,253,139.40 is: 189,318,754.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,177,089.18 : 451,620,226.80 = 126,253,139.40 : x
  2. Step 2: Convert to fraction form
    301,177,089.18/451,620,226.80 = 126,253,139.40/x
  3. Step 3: Cross multiply
    301,177,089.18x = 451,620,226.80 × 126,253,139.40
  4. Step 4: Simplify right side
    301,177,089.18x = 57,018,471,450,040,024
  5. Step 5: Solve for x
    x = 57,018,471,450,040,024/301,177,089.18
  6. Step 6: Final answer
    x = 189,318,754.64

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.