Home / 127,503,846.20-190,936,904.70-101,994,678.20

Finding the Fourth Proportional to 127,503,846.20, 190,936,904.70 and 101,994,678.20

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Solution

The fourth proportional to 127,503,846.20, 190,936,904.70 and 101,994,678.20 is: 152,736,946.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,503,846.20 : 190,936,904.70 = 101,994,678.20 : x
  2. Step 2: Convert to fraction form
    127,503,846.20/190,936,904.70 = 101,994,678.20/x
  3. Step 3: Cross multiply
    127,503,846.20x = 190,936,904.70 × 101,994,678.20
  4. Step 4: Simplify right side
    127,503,846.20x = 19,474,548,151,380,568
  5. Step 5: Solve for x
    x = 19,474,548,151,380,568/127,503,846.20
  6. Step 6: Final answer
    x = 152,736,946.62

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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.