Home / 153,963,628.56-212,469,733.80-92,083,965.84

Finding the Fourth Proportional to 153,963,628.56, 212,469,733.80 and 92,083,965.84

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Solution

The fourth proportional to 153,963,628.56, 212,469,733.80 and 92,083,965.84 is: 127,075,828.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,963,628.56 : 212,469,733.80 = 92,083,965.84 : x
  2. Step 2: Convert to fraction form
    153,963,628.56/212,469,733.80 = 92,083,965.84/x
  3. Step 3: Cross multiply
    153,963,628.56x = 212,469,733.80 × 92,083,965.84
  4. Step 4: Simplify right side
    153,963,628.56x = 19,565,055,709,273,096
  5. Step 5: Solve for x
    x = 19,565,055,709,273,096/153,963,628.56
  6. Step 6: Final answer
    x = 127,075,828.83

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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.