Home / 202,286,529.58-279,155,411.13-109,467,037.39

Finding the Fourth Proportional to 202,286,529.58, 279,155,411.13 and 109,467,037.39

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Solution

The fourth proportional to 202,286,529.58, 279,155,411.13 and 109,467,037.39 is: 151,064,511.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,286,529.58 : 279,155,411.13 = 109,467,037.39 : x
  2. Step 2: Convert to fraction form
    202,286,529.58/279,155,411.13 = 109,467,037.39/x
  3. Step 3: Cross multiply
    202,286,529.58x = 279,155,411.13 × 109,467,037.39
  4. Step 4: Simplify right side
    202,286,529.58x = 30,558,315,827,788,532
  5. Step 5: Solve for x
    x = 30,558,315,827,788,532/202,286,529.58
  6. Step 6: Final answer
    x = 151,064,511.77

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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.