Home / 639,058,593.60-958,587,890.40-250,681,510.80

Finding the Fourth Proportional to 639,058,593.60, 958,587,890.40 and 250,681,510.80

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Solution

The fourth proportional to 639,058,593.60, 958,587,890.40 and 250,681,510.80 is: 376,022,266.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,058,593.60 : 958,587,890.40 = 250,681,510.80 : x
  2. Step 2: Convert to fraction form
    639,058,593.60/958,587,890.40 = 250,681,510.80/x
  3. Step 3: Cross multiply
    639,058,593.60x = 958,587,890.40 × 250,681,510.80
  4. Step 4: Simplify right side
    639,058,593.60x = 240,300,260,600,056,832
  5. Step 5: Solve for x
    x = 240,300,260,600,056,832/639,058,593.60
  6. Step 6: Final answer
    x = 376,022,266.20

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1.5x scale

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.