Home / 221,184,329.60-331,776,494.40-219,840,636.80

Finding the Fourth Proportional to 221,184,329.60, 331,776,494.40 and 219,840,636.80

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Solution

The fourth proportional to 221,184,329.60, 331,776,494.40 and 219,840,636.80 is: 329,760,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,184,329.60 : 331,776,494.40 = 219,840,636.80 : x
  2. Step 2: Convert to fraction form
    221,184,329.60/331,776,494.40 = 219,840,636.80/x
  3. Step 3: Cross multiply
    221,184,329.60x = 331,776,494.40 × 219,840,636.80
  4. Step 4: Simplify right side
    221,184,329.60x = 72,937,955,804,167,632
  5. Step 5: Solve for x
    x = 72,937,955,804,167,632/221,184,329.60
  6. Step 6: Final answer
    x = 329,760,955.20

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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.