Home / 348,425,582.34-480,839,103.96-189,661,496.70

Finding the Fourth Proportional to 348,425,582.34, 480,839,103.96 and 189,661,496.70

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Solution

The fourth proportional to 348,425,582.34, 480,839,103.96 and 189,661,496.70 is: 261,739,288.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,425,582.34 : 480,839,103.96 = 189,661,496.70 : x
  2. Step 2: Convert to fraction form
    348,425,582.34/480,839,103.96 = 189,661,496.70/x
  3. Step 3: Cross multiply
    348,425,582.34x = 480,839,103.96 × 189,661,496.70
  4. Step 4: Simplify right side
    348,425,582.34x = 91,196,664,128,940,480
  5. Step 5: Solve for x
    x = 91,196,664,128,940,480/348,425,582.34
  6. Step 6: Final answer
    x = 261,739,288.82

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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.