Home / 1,058,790,758.04-1,588,128,662.52-321,803,202.12

Finding the Fourth Proportional to 1,058,790,758.04, 1,588,128,662.52 and 321,803,202.12

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Solution

The fourth proportional to 1,058,790,758.04, 1,588,128,662.52 and 321,803,202.12 is: 482,687,334.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,790,758.04 : 1,588,128,662.52 = 321,803,202.12 : x
  2. Step 2: Convert to fraction form
    1,058,790,758.04/1,588,128,662.52 = 321,803,202.12/x
  3. Step 3: Cross multiply
    1,058,790,758.04x = 1,588,128,662.52 × 321,803,202.12
  4. Step 4: Simplify right side
    1,058,790,758.04x = 511,064,888,977,488,832
  5. Step 5: Solve for x
    x = 511,064,888,977,488,832/1,058,790,758.04
  6. Step 6: Final answer
    x = 482,687,334.68

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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.