Home / 127,120,564.11-190,682,617.64-36,244,153.11

Finding the Fourth Proportional to 127,120,564.11, 190,682,617.64 and 36,244,153.11

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Solution

The fourth proportional to 127,120,564.11, 190,682,617.64 and 36,244,153.11 is: 54,366,734.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,120,564.11 : 190,682,617.64 = 36,244,153.11 : x
  2. Step 2: Convert to fraction form
    127,120,564.11/190,682,617.64 = 36,244,153.11/x
  3. Step 3: Cross multiply
    127,120,564.11x = 190,682,617.64 × 36,244,153.11
  4. Step 4: Simplify right side
    127,120,564.11x = 6,911,129,988,978,526
  5. Step 5: Solve for x
    x = 6,911,129,988,978,526/127,120,564.11
  6. Step 6: Final answer
    x = 54,366,734.74

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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.