Home / 202,377,946.29-279,281,659.94-109,558,454.15

Finding the Fourth Proportional to 202,377,946.29, 279,281,659.94 and 109,558,454.15

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Solution

The fourth proportional to 202,377,946.29, 279,281,659.94 and 109,558,454.15 is: 151,190,717.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,377,946.29 : 279,281,659.94 = 109,558,454.15 : x
  2. Step 2: Convert to fraction form
    202,377,946.29/279,281,659.94 = 109,558,454.15/x
  3. Step 3: Cross multiply
    202,377,946.29x = 279,281,659.94 × 109,558,454.15
  4. Step 4: Simplify right side
    202,377,946.29x = 30,597,666,933,528,180
  5. Step 5: Solve for x
    x = 30,597,666,933,528,180/202,377,946.29
  6. Step 6: Final answer
    x = 151,190,717.64

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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.