Home / 325,728,840.10-488,593,260.15-293,480,212.90

Finding the Fourth Proportional to 325,728,840.10, 488,593,260.15 and 293,480,212.90

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Solution

The fourth proportional to 325,728,840.10, 488,593,260.15 and 293,480,212.90 is: 440,220,319.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,728,840.10 : 488,593,260.15 = 293,480,212.90 : x
  2. Step 2: Convert to fraction form
    325,728,840.10/488,593,260.15 = 293,480,212.90/x
  3. Step 3: Cross multiply
    325,728,840.10x = 488,593,260.15 × 293,480,212.90
  4. Step 4: Simplify right side
    325,728,840.10x = 143,392,454,010,327,072
  5. Step 5: Solve for x
    x = 143,392,454,010,327,072/325,728,840.10
  6. Step 6: Final answer
    x = 440,220,319.35

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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.