Home / 608,172,608.28-912,258,896.28-280,551,189

Finding the Fourth Proportional to 608,172,608.28, 912,258,896.28 and 280,551,189

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Solution

The fourth proportional to 608,172,608.28, 912,258,896.28 and 280,551,189 is: 420,826,776.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,172,608.28 : 912,258,896.28 = 280,551,189 : x
  2. Step 2: Convert to fraction form
    608,172,608.28/912,258,896.28 = 280,551,189/x
  3. Step 3: Cross multiply
    608,172,608.28x = 912,258,896.28 × 280,551,189
  4. Step 4: Simplify right side
    608,172,608.28x = 255,935,318,027,181,664
  5. Step 5: Solve for x
    x = 255,935,318,027,181,664/608,172,608.28
  6. Step 6: Final answer
    x = 420,826,776.05

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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.