Home / 127,380,890.40-190,787,900.40-104,706,074.40

Finding the Fourth Proportional to 127,380,890.40, 190,787,900.40 and 104,706,074.40

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Solution

The fourth proportional to 127,380,890.40, 190,787,900.40 and 104,706,074.40 is: 156,826,130.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,380,890.40 : 190,787,900.40 = 104,706,074.40 : x
  2. Step 2: Convert to fraction form
    127,380,890.40/190,787,900.40 = 104,706,074.40/x
  3. Step 3: Cross multiply
    127,380,890.40x = 190,787,900.40 × 104,706,074.40
  4. Step 4: Simplify right side
    127,380,890.40x = 19,976,652,093,902,192
  5. Step 5: Solve for x
    x = 19,976,652,093,902,192/127,380,890.40
  6. Step 6: Final answer
    x = 156,826,130.13

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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.