Home / 1,058,220,217.33-1,587,392,106.01-321,314,162.21

Finding the Fourth Proportional to 1,058,220,217.33, 1,587,392,106.01 and 321,314,162.21

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Solution

The fourth proportional to 1,058,220,217.33, 1,587,392,106.01 and 321,314,162.21 is: 481,990,001.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,220,217.33 : 1,587,392,106.01 = 321,314,162.21 : x
  2. Step 2: Convert to fraction form
    1,058,220,217.33/1,587,392,106.01 = 321,314,162.21/x
  3. Step 3: Cross multiply
    1,058,220,217.33x = 1,587,392,106.01 × 321,314,162.21
  4. Step 4: Simplify right side
    1,058,220,217.33x = 510,051,564,638,583,104
  5. Step 5: Solve for x
    x = 510,051,564,638,583,104/1,058,220,217.33
  6. Step 6: Final answer
    x = 481,990,001.97

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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.