Home / 1,058,283,306.54-1,587,322,312.86-321,359,586

Finding the Fourth Proportional to 1,058,283,306.54, 1,587,322,312.86 and 321,359,586

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Solution

The fourth proportional to 1,058,283,306.54, 1,587,322,312.86 and 321,359,586 is: 482,008,209.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,283,306.54 : 1,587,322,312.86 = 321,359,586 : x
  2. Step 2: Convert to fraction form
    1,058,283,306.54/1,587,322,312.86 = 321,359,586/x
  3. Step 3: Cross multiply
    1,058,283,306.54x = 1,587,322,312.86 × 321,359,586
  4. Step 4: Simplify right side
    1,058,283,306.54x = 510,101,241,309,252,032
  5. Step 5: Solve for x
    x = 510,101,241,309,252,032/1,058,283,306.54
  6. Step 6: Final answer
    x = 482,008,209.10

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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.