Home / 576,412,112.60-864,671,320.86-188,236,977.38

Finding the Fourth Proportional to 576,412,112.60, 864,671,320.86 and 188,236,977.38

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Solution

The fourth proportional to 576,412,112.60, 864,671,320.86 and 188,236,977.38 is: 282,372,823.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,412,112.60 : 864,671,320.86 = 188,236,977.38 : x
  2. Step 2: Convert to fraction form
    576,412,112.60/864,671,320.86 = 188,236,977.38/x
  3. Step 3: Cross multiply
    576,412,112.60x = 864,671,320.86 × 188,236,977.38
  4. Step 4: Simplify right side
    576,412,112.60x = 162,763,115,865,858,528
  5. Step 5: Solve for x
    x = 162,763,115,865,858,528/576,412,112.60
  6. Step 6: Final answer
    x = 282,372,823.73

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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.