Home / 1,305,057,580.88-1,957,533,282.60-322,459,376.30

Finding the Fourth Proportional to 1,305,057,580.88, 1,957,533,282.60 and 322,459,376.30

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Solution

The fourth proportional to 1,305,057,580.88, 1,957,533,282.60 and 322,459,376.30 is: 483,675,947.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,057,580.88 : 1,957,533,282.60 = 322,459,376.30 : x
  2. Step 2: Convert to fraction form
    1,305,057,580.88/1,957,533,282.60 = 322,459,376.30/x
  3. Step 3: Cross multiply
    1,305,057,580.88x = 1,957,533,282.60 × 322,459,376.30
  4. Step 4: Simplify right side
    1,305,057,580.88x = 631,224,961,393,687,680
  5. Step 5: Solve for x
    x = 631,224,961,393,687,680/1,305,057,580.88
  6. Step 6: Final answer
    x = 483,675,947.06

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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.