Home / 143,790,507,101.70-215,685,760,652.55-60,004,369,347.30

Finding the Fourth Proportional to 143,790,507,101.70, 215,685,760,652.55 and 60,004,369,347.30

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Solution

The fourth proportional to 143,790,507,101.70, 215,685,760,652.55 and 60,004,369,347.30 is: 90,006,554,020.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,790,507,101.70 : 215,685,760,652.55 = 60,004,369,347.30 : x
  2. Step 2: Convert to fraction form
    143,790,507,101.70/215,685,760,652.55 = 60,004,369,347.30/x
  3. Step 3: Cross multiply
    143,790,507,101.70x = 215,685,760,652.55 × 60,004,369,347.30
  4. Step 4: Simplify right side
    143,790,507,101.70x = 12,942,088,045,148,954,951,680
  5. Step 5: Solve for x
    x = 12,942,088,045,148,954,951,680/143,790,507,101.70
  6. Step 6: Final answer
    x = 90,006,554,020.95

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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.