Home / 325,453,137.71-449,128,969.63-191,520,663.93

Finding the Fourth Proportional to 325,453,137.71, 449,128,969.63 and 191,520,663.93

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Solution

The fourth proportional to 325,453,137.71, 449,128,969.63 and 191,520,663.93 is: 264,300,658.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,453,137.71 : 449,128,969.63 = 191,520,663.93 : x
  2. Step 2: Convert to fraction form
    325,453,137.71/449,128,969.63 = 191,520,663.93/x
  3. Step 3: Cross multiply
    325,453,137.71x = 449,128,969.63 × 191,520,663.93
  4. Step 4: Simplify right side
    325,453,137.71x = 86,017,478,453,255,600
  5. Step 5: Solve for x
    x = 86,017,478,453,255,600/325,453,137.71
  6. Step 6: Final answer
    x = 264,300,658.03

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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.