Home / 227,447,996.40-341,171,994.60-81,904,021.20

Finding the Fourth Proportional to 227,447,996.40, 341,171,994.60 and 81,904,021.20

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Solution

The fourth proportional to 227,447,996.40, 341,171,994.60 and 81,904,021.20 is: 122,856,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,447,996.40 : 341,171,994.60 = 81,904,021.20 : x
  2. Step 2: Convert to fraction form
    227,447,996.40/341,171,994.60 = 81,904,021.20/x
  3. Step 3: Cross multiply
    227,447,996.40x = 341,171,994.60 × 81,904,021.20
  4. Step 4: Simplify right side
    227,447,996.40x = 27,943,358,278,564,688
  5. Step 5: Solve for x
    x = 27,943,358,278,564,688/227,447,996.40
  6. Step 6: Final answer
    x = 122,856,031.80

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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.