Home / 414,450,243.30-621,567,000.15-123,238,928.10

Finding the Fourth Proportional to 414,450,243.30, 621,567,000.15 and 123,238,928.10

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Solution

The fourth proportional to 414,450,243.30, 621,567,000.15 and 123,238,928.10 is: 184,826,169.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,450,243.30 : 621,567,000.15 = 123,238,928.10 : x
  2. Step 2: Convert to fraction form
    414,450,243.30/621,567,000.15 = 123,238,928.10/x
  3. Step 3: Cross multiply
    414,450,243.30x = 621,567,000.15 × 123,238,928.10
  4. Step 4: Simplify right side
    414,450,243.30x = 76,601,250,840,818,528
  5. Step 5: Solve for x
    x = 76,601,250,840,818,528/414,450,243.30
  6. Step 6: Final answer
    x = 184,826,169.32

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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.