Home / 202,443,960.25-279,372,597.07-109,624,468.10

Finding the Fourth Proportional to 202,443,960.25, 279,372,597.07 and 109,624,468.10

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Solution

The fourth proportional to 202,443,960.25, 279,372,597.07 and 109,624,468.10 is: 151,281,729.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,443,960.25 : 279,372,597.07 = 109,624,468.10 : x
  2. Step 2: Convert to fraction form
    202,443,960.25/279,372,597.07 = 109,624,468.10/x
  3. Step 3: Cross multiply
    202,443,960.25x = 279,372,597.07 × 109,624,468.10
  4. Step 4: Simplify right side
    202,443,960.25x = 30,626,072,355,514,368
  5. Step 5: Solve for x
    x = 30,626,072,355,514,368/202,443,960.25
  6. Step 6: Final answer
    x = 151,281,729.12

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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.