Home / 64,950,742.16-89,632,016.64-38,845,256

Finding the Fourth Proportional to 64,950,742.16, 89,632,016.64 and 38,845,256

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Solution

The fourth proportional to 64,950,742.16, 89,632,016.64 and 38,845,256 is: 53,606,448.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,950,742.16 : 89,632,016.64 = 38,845,256 : x
  2. Step 2: Convert to fraction form
    64,950,742.16/89,632,016.64 = 38,845,256/x
  3. Step 3: Cross multiply
    64,950,742.16x = 89,632,016.64 × 38,845,256
  4. Step 4: Simplify right side
    64,950,742.16x = 3,481,778,632,177,060
  5. Step 5: Solve for x
    x = 3,481,778,632,177,060/64,950,742.16
  6. Step 6: Final answer
    x = 53,606,448.77

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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.