Home / 114,194,880-157,568,613.12-64,635,010.56

Finding the Fourth Proportional to 114,194,880, 157,568,613.12 and 64,635,010.56

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Solution

The fourth proportional to 114,194,880, 157,568,613.12 and 64,635,010.56 is: 89,184,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,194,880 : 157,568,613.12 = 64,635,010.56 : x
  2. Step 2: Convert to fraction form
    114,194,880/157,568,613.12 = 64,635,010.56/x
  3. Step 3: Cross multiply
    114,194,880x = 157,568,613.12 × 64,635,010.56
  4. Step 4: Simplify right side
    114,194,880x = 10,184,448,972,935,756
  5. Step 5: Solve for x
    x = 10,184,448,972,935,756/114,194,880
  6. Step 6: Final answer
    x = 89,184,812.60

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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.