Home / 64,448,032.20-96,672,048.30-38,967,635.40

Finding the Fourth Proportional to 64,448,032.20, 96,672,048.30 and 38,967,635.40

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Solution

The fourth proportional to 64,448,032.20, 96,672,048.30 and 38,967,635.40 is: 58,451,453.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,448,032.20 : 96,672,048.30 = 38,967,635.40 : x
  2. Step 2: Convert to fraction form
    64,448,032.20/96,672,048.30 = 38,967,635.40/x
  3. Step 3: Cross multiply
    64,448,032.20x = 96,672,048.30 × 38,967,635.40
  4. Step 4: Simplify right side
    64,448,032.20x = 3,767,081,131,525,589.50
  5. Step 5: Solve for x
    x = 3,767,081,131,525,589.50/64,448,032.20
  6. Step 6: Final answer
    x = 58,451,453.10

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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.