Home / 202,378,065.84-279,281,824.27-109,558,573.65

Finding the Fourth Proportional to 202,378,065.84, 279,281,824.27 and 109,558,573.65

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Solution

The fourth proportional to 202,378,065.84, 279,281,824.27 and 109,558,573.65 is: 151,190,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,378,065.84 : 279,281,824.27 = 109,558,573.65 : x
  2. Step 2: Convert to fraction form
    202,378,065.84/279,281,824.27 = 109,558,573.65/x
  3. Step 3: Cross multiply
    202,378,065.84x = 279,281,824.27 × 109,558,573.65
  4. Step 4: Simplify right side
    202,378,065.84x = 30,597,718,312,843,360
  5. Step 5: Solve for x
    x = 30,597,718,312,843,360/202,378,065.84
  6. Step 6: Final answer
    x = 151,190,882.20

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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.