Home / 1,617,174,474.84-2,231,700,778.80-874,618,537.50

Finding the Fourth Proportional to 1,617,174,474.84, 2,231,700,778.80 and 874,618,537.50

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Solution

The fourth proportional to 1,617,174,474.84, 2,231,700,778.80 and 874,618,537.50 is: 1,206,973,583.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,174,474.84 : 2,231,700,778.80 = 874,618,537.50 : x
  2. Step 2: Convert to fraction form
    1,617,174,474.84/2,231,700,778.80 = 874,618,537.50/x
  3. Step 3: Cross multiply
    1,617,174,474.84x = 2,231,700,778.80 × 874,618,537.50
  4. Step 4: Simplify right side
    1,617,174,474.84x = 1,951,886,871,291,667,200
  5. Step 5: Solve for x
    x = 1,951,886,871,291,667,200/1,617,174,474.84
  6. Step 6: Final answer
    x = 1,206,973,583.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.