Home / 330,312,894.60-455,860,839.42-181,660,213.92

Finding the Fourth Proportional to 330,312,894.60, 455,860,839.42 and 181,660,213.92

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Solution

The fourth proportional to 330,312,894.60, 455,860,839.42 and 181,660,213.92 is: 250,707,068.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,312,894.60 : 455,860,839.42 = 181,660,213.92 : x
  2. Step 2: Convert to fraction form
    330,312,894.60/455,860,839.42 = 181,660,213.92/x
  3. Step 3: Cross multiply
    330,312,894.60x = 455,860,839.42 × 181,660,213.92
  4. Step 4: Simplify right side
    330,312,894.60x = 82,811,777,606,787,968
  5. Step 5: Solve for x
    x = 82,811,777,606,787,968/330,312,894.60
  6. Step 6: Final answer
    x = 250,707,068.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.