Home / 147,060,206.70-220,590,310.05-92,640,648.30

Finding the Fourth Proportional to 147,060,206.70, 220,590,310.05 and 92,640,648.30

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Solution

The fourth proportional to 147,060,206.70, 220,590,310.05 and 92,640,648.30 is: 138,960,972.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,060,206.70 : 220,590,310.05 = 92,640,648.30 : x
  2. Step 2: Convert to fraction form
    147,060,206.70/220,590,310.05 = 92,640,648.30/x
  3. Step 3: Cross multiply
    147,060,206.70x = 220,590,310.05 × 92,640,648.30
  4. Step 4: Simplify right side
    147,060,206.70x = 20,435,629,331,730,004
  5. Step 5: Solve for x
    x = 20,435,629,331,730,004/147,060,206.70
  6. Step 6: Final answer
    x = 138,960,972.45

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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.