Home / 111,365,983.26-153,703,540.38-64,956,237.18

Finding the Fourth Proportional to 111,365,983.26, 153,703,540.38 and 64,956,237.18

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Solution

The fourth proportional to 111,365,983.26, 153,703,540.38 and 64,956,237.18 is: 89,650,388.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,365,983.26 : 153,703,540.38 = 64,956,237.18 : x
  2. Step 2: Convert to fraction form
    111,365,983.26/153,703,540.38 = 64,956,237.18/x
  3. Step 3: Cross multiply
    111,365,983.26x = 153,703,540.38 × 64,956,237.18
  4. Step 4: Simplify right side
    111,365,983.26x = 9,984,003,624,328,986
  5. Step 5: Solve for x
    x = 9,984,003,624,328,986/111,365,983.26
  6. Step 6: Final answer
    x = 89,650,388.14

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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.