Home / 127,874,184.96-191,763,669-45,970,712.64

Finding the Fourth Proportional to 127,874,184.96, 191,763,669 and 45,970,712.64

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Solution

The fourth proportional to 127,874,184.96, 191,763,669 and 45,970,712.64 is: 68,938,953.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,874,184.96 : 191,763,669 = 45,970,712.64 : x
  2. Step 2: Convert to fraction form
    127,874,184.96/191,763,669 = 45,970,712.64/x
  3. Step 3: Cross multiply
    127,874,184.96x = 191,763,669 × 45,970,712.64
  4. Step 4: Simplify right side
    127,874,184.96x = 8,815,512,522,391,076
  5. Step 5: Solve for x
    x = 8,815,512,522,391,076/127,874,184.96
  6. Step 6: Final answer
    x = 68,938,953.75

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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.