Home / 64,950,783.20-89,632,073-38,845,297.04

Finding the Fourth Proportional to 64,950,783.20, 89,632,073 and 38,845,297.04

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Solution

The fourth proportional to 64,950,783.20, 89,632,073 and 38,845,297.04 is: 53,606,505.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,950,783.20 : 89,632,073 = 38,845,297.04 : x
  2. Step 2: Convert to fraction form
    64,950,783.20/89,632,073 = 38,845,297.04/x
  3. Step 3: Cross multiply
    64,950,783.20x = 89,632,073 × 38,845,297.04
  4. Step 4: Simplify right side
    64,950,783.20x = 3,481,784,499,995,964
  5. Step 5: Solve for x
    x = 3,481,784,499,995,964/64,950,783.20
  6. Step 6: Final answer
    x = 53,606,505.24

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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.