Home / 183,787,823.64-253,619,816.85-100,154,171.72

Finding the Fourth Proportional to 183,787,823.64, 253,619,816.85 and 100,154,171.72

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Solution

The fourth proportional to 183,787,823.64, 253,619,816.85 and 100,154,171.72 is: 138,208,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,787,823.64 : 253,619,816.85 = 100,154,171.72 : x
  2. Step 2: Convert to fraction form
    183,787,823.64/253,619,816.85 = 100,154,171.72/x
  3. Step 3: Cross multiply
    183,787,823.64x = 253,619,816.85 × 100,154,171.72
  4. Step 4: Simplify right side
    183,787,823.64x = 25,401,082,687,121,752
  5. Step 5: Solve for x
    x = 25,401,082,687,121,752/183,787,823.64
  6. Step 6: Final answer
    x = 138,208,735.40

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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.