Home / 153,963,630.06-212,469,735.87-92,083,967.34

Finding the Fourth Proportional to 153,963,630.06, 212,469,735.87 and 92,083,967.34

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Solution

The fourth proportional to 153,963,630.06, 212,469,735.87 and 92,083,967.34 is: 127,075,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,963,630.06 : 212,469,735.87 = 92,083,967.34 : x
  2. Step 2: Convert to fraction form
    153,963,630.06/212,469,735.87 = 92,083,967.34/x
  3. Step 3: Cross multiply
    153,963,630.06x = 212,469,735.87 × 92,083,967.34
  4. Step 4: Simplify right side
    153,963,630.06x = 19,565,056,218,591,508
  5. Step 5: Solve for x
    x = 19,565,056,218,591,508/153,963,630.06
  6. Step 6: Final answer
    x = 127,075,830.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.