Home / 576,412,109.60-864,671,316.36-188,236,974.38

Finding the Fourth Proportional to 576,412,109.60, 864,671,316.36 and 188,236,974.38

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Solution

The fourth proportional to 576,412,109.60, 864,671,316.36 and 188,236,974.38 is: 282,372,819.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,412,109.60 : 864,671,316.36 = 188,236,974.38 : x
  2. Step 2: Convert to fraction form
    576,412,109.60/864,671,316.36 = 188,236,974.38/x
  3. Step 3: Cross multiply
    576,412,109.60x = 864,671,316.36 × 188,236,974.38
  4. Step 4: Simplify right side
    576,412,109.60x = 162,763,112,424,778,208
  5. Step 5: Solve for x
    x = 162,763,112,424,778,208/576,412,109.60
  6. Step 6: Final answer
    x = 282,372,819.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.