Home / 202,377,993.93-279,281,725.06-109,558,501.77

Finding the Fourth Proportional to 202,377,993.93, 279,281,725.06 and 109,558,501.77

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Solution

The fourth proportional to 202,377,993.93, 279,281,725.06 and 109,558,501.77 is: 151,190,783.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,377,993.93 : 279,281,725.06 = 109,558,501.77 : x
  2. Step 2: Convert to fraction form
    202,377,993.93/279,281,725.06 = 109,558,501.77/x
  3. Step 3: Cross multiply
    202,377,993.93x = 279,281,725.06 × 109,558,501.77
  4. Step 4: Simplify right side
    202,377,993.93x = 30,597,687,368,573,372
  5. Step 5: Solve for x
    x = 30,597,687,368,573,372/202,377,993.93
  6. Step 6: Final answer
    x = 151,190,783.02

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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.