Home / 241,671,861.60-361,657,486.80-221,264,527.20

Finding the Fourth Proportional to 241,671,861.60, 361,657,486.80 and 221,264,527.20

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Solution

The fourth proportional to 241,671,861.60, 361,657,486.80 and 221,264,527.20 is: 331,118,286.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,671,861.60 : 361,657,486.80 = 221,264,527.20 : x
  2. Step 2: Convert to fraction form
    241,671,861.60/361,657,486.80 = 221,264,527.20/x
  3. Step 3: Cross multiply
    241,671,861.60x = 361,657,486.80 × 221,264,527.20
  4. Step 4: Simplify right side
    241,671,861.60x = 80,021,972,825,142,240
  5. Step 5: Solve for x
    x = 80,021,972,825,142,240/241,671,861.60
  6. Step 6: Final answer
    x = 331,118,286.98

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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.