Home / 275,603,130.90-413,404,696.35-81,497,258.10

Finding the Fourth Proportional to 275,603,130.90, 413,404,696.35 and 81,497,258.10

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Solution

The fourth proportional to 275,603,130.90, 413,404,696.35 and 81,497,258.10 is: 122,245,887.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,603,130.90 : 413,404,696.35 = 81,497,258.10 : x
  2. Step 2: Convert to fraction form
    275,603,130.90/413,404,696.35 = 81,497,258.10/x
  3. Step 3: Cross multiply
    275,603,130.90x = 413,404,696.35 × 81,497,258.10
  4. Step 4: Simplify right side
    275,603,130.90x = 33,691,349,238,188,076
  5. Step 5: Solve for x
    x = 33,691,349,238,188,076/275,603,130.90
  6. Step 6: Final answer
    x = 122,245,887.15

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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.