Home / 127,503,818.70-190,936,863.45-101,994,650.70

Finding the Fourth Proportional to 127,503,818.70, 190,936,863.45 and 101,994,650.70

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Solution

The fourth proportional to 127,503,818.70, 190,936,863.45 and 101,994,650.70 is: 152,736,905.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,503,818.70 : 190,936,863.45 = 101,994,650.70 : x
  2. Step 2: Convert to fraction form
    127,503,818.70/190,936,863.45 = 101,994,650.70/x
  3. Step 3: Cross multiply
    127,503,818.70x = 190,936,863.45 × 101,994,650.70
  4. Step 4: Simplify right side
    127,503,818.70x = 19,474,538,693,336,348
  5. Step 5: Solve for x
    x = 19,474,538,693,336,348/127,503,818.70
  6. Step 6: Final answer
    x = 152,736,905.39

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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.