Home / 1,057,738,534.90-1,586,614,563.40-310,751,251.60

Finding the Fourth Proportional to 1,057,738,534.90, 1,586,614,563.40 and 310,751,251.60

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Solution

The fourth proportional to 1,057,738,534.90, 1,586,614,563.40 and 310,751,251.60 is: 466,128,863.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,738,534.90 : 1,586,614,563.40 = 310,751,251.60 : x
  2. Step 2: Convert to fraction form
    1,057,738,534.90/1,586,614,563.40 = 310,751,251.60/x
  3. Step 3: Cross multiply
    1,057,738,534.90x = 1,586,614,563.40 × 310,751,251.60
  4. Step 4: Simplify right side
    1,057,738,534.90x = 493,042,461,383,337,600
  5. Step 5: Solve for x
    x = 493,042,461,383,337,600/1,057,738,534.90
  6. Step 6: Final answer
    x = 466,128,863.72

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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.