Home / 204,310,561.86-281,954,530.08-111,497,048.28

Finding the Fourth Proportional to 204,310,561.86, 281,954,530.08 and 111,497,048.28

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Solution

The fourth proportional to 204,310,561.86, 281,954,530.08 and 111,497,048.28 is: 153,869,176.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,310,561.86 : 281,954,530.08 = 111,497,048.28 : x
  2. Step 2: Convert to fraction form
    204,310,561.86/281,954,530.08 = 111,497,048.28/x
  3. Step 3: Cross multiply
    204,310,561.86x = 281,954,530.08 × 111,497,048.28
  4. Step 4: Simplify right side
    204,310,561.86x = 31,437,097,853,094,472
  5. Step 5: Solve for x
    x = 31,437,097,853,094,472/204,310,561.86
  6. Step 6: Final answer
    x = 153,869,176.25

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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.