Home / 147,632,131.80-221,448,197.70-140,241,821.40

Finding the Fourth Proportional to 147,632,131.80, 221,448,197.70 and 140,241,821.40

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Solution

The fourth proportional to 147,632,131.80, 221,448,197.70 and 140,241,821.40 is: 210,362,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,632,131.80 : 221,448,197.70 = 140,241,821.40 : x
  2. Step 2: Convert to fraction form
    147,632,131.80/221,448,197.70 = 140,241,821.40/x
  3. Step 3: Cross multiply
    147,632,131.80x = 221,448,197.70 × 140,241,821.40
  4. Step 4: Simplify right side
    147,632,131.80x = 31,056,298,591,195,292
  5. Step 5: Solve for x
    x = 31,056,298,591,195,292/147,632,131.80
  6. Step 6: Final answer
    x = 210,362,732.10

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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.