Home / 797,175,782.40-1,195,952,630.40-409,058,515.20

Finding the Fourth Proportional to 797,175,782.40, 1,195,952,630.40 and 409,058,515.20

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Solution

The fourth proportional to 797,175,782.40, 1,195,952,630.40 and 409,058,515.20 is: 613,684,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,175,782.40 : 1,195,952,630.40 = 409,058,515.20 : x
  2. Step 2: Convert to fraction form
    797,175,782.40/1,195,952,630.40 = 409,058,515.20/x
  3. Step 3: Cross multiply
    797,175,782.40x = 1,195,952,630.40 × 409,058,515.20
  4. Step 4: Simplify right side
    797,175,782.40x = 489,214,607,240,958,400
  5. Step 5: Solve for x
    x = 489,214,607,240,958,400/797,175,782.40
  6. Step 6: Final answer
    x = 613,684,733.08

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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.