Home / 209,264,087.41-313,609,152.93-132,449,998.93

Finding the Fourth Proportional to 209,264,087.41, 313,609,152.93 and 132,449,998.93

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Solution

The fourth proportional to 209,264,087.41, 313,609,152.93 and 132,449,998.93 is: 198,493,360.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,264,087.41 : 313,609,152.93 = 132,449,998.93 : x
  2. Step 2: Convert to fraction form
    209,264,087.41/313,609,152.93 = 132,449,998.93/x
  3. Step 3: Cross multiply
    209,264,087.41x = 313,609,152.93 × 132,449,998.93
  4. Step 4: Simplify right side
    209,264,087.41x = 41,537,531,970,016,712
  5. Step 5: Solve for x
    x = 41,537,531,970,016,712/209,264,087.41
  6. Step 6: Final answer
    x = 198,493,360.63

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1.5x scale

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.