Home / 188,179,024.79-259,671,829.41-108,799,179.23

Finding the Fourth Proportional to 188,179,024.79, 259,671,829.41 and 108,799,179.23

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Solution

The fourth proportional to 188,179,024.79, 259,671,829.41 and 108,799,179.23 is: 150,134,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,179,024.79 : 259,671,829.41 = 108,799,179.23 : x
  2. Step 2: Convert to fraction form
    188,179,024.79/259,671,829.41 = 108,799,179.23/x
  3. Step 3: Cross multiply
    188,179,024.79x = 259,671,829.41 × 108,799,179.23
  4. Step 4: Simplify right side
    188,179,024.79x = 28,252,081,908,960,576
  5. Step 5: Solve for x
    x = 28,252,081,908,960,576/188,179,024.79
  6. Step 6: Final answer
    x = 150,134,064.84

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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.