Home / 431,630,188.94-595,649,240.78-233,391,209.06

Finding the Fourth Proportional to 431,630,188.94, 595,649,240.78 and 233,391,209.06

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Solution

The fourth proportional to 431,630,188.94, 595,649,240.78 and 233,391,209.06 is: 322,079,641.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,630,188.94 : 595,649,240.78 = 233,391,209.06 : x
  2. Step 2: Convert to fraction form
    431,630,188.94/595,649,240.78 = 233,391,209.06/x
  3. Step 3: Cross multiply
    431,630,188.94x = 595,649,240.78 × 233,391,209.06
  4. Step 4: Simplify right side
    431,630,188.94x = 139,019,296,481,315,248
  5. Step 5: Solve for x
    x = 139,019,296,481,315,248/431,630,188.94
  6. Step 6: Final answer
    x = 322,079,641.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.