Home / 220,184,619.80-330,276,929.70-147,625,208.60

Finding the Fourth Proportional to 220,184,619.80, 330,276,929.70 and 147,625,208.60

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Solution

The fourth proportional to 220,184,619.80, 330,276,929.70 and 147,625,208.60 is: 221,437,812.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,184,619.80 : 330,276,929.70 = 147,625,208.60 : x
  2. Step 2: Convert to fraction form
    220,184,619.80/330,276,929.70 = 147,625,208.60/x
  3. Step 3: Cross multiply
    220,184,619.80x = 330,276,929.70 × 147,625,208.60
  4. Step 4: Simplify right side
    220,184,619.80x = 48,757,200,642,730,032
  5. Step 5: Solve for x
    x = 48,757,200,642,730,032/220,184,619.80
  6. Step 6: Final answer
    x = 221,437,812.90

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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.