Home / 299,265,922.80-448,650,052.20-126,875,113.20

Finding the Fourth Proportional to 299,265,922.80, 448,650,052.20 and 126,875,113.20

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Solution

The fourth proportional to 299,265,922.80, 448,650,052.20 and 126,875,113.20 is: 190,207,176.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,265,922.80 : 448,650,052.20 = 126,875,113.20 : x
  2. Step 2: Convert to fraction form
    299,265,922.80/448,650,052.20 = 126,875,113.20/x
  3. Step 3: Cross multiply
    299,265,922.80x = 448,650,052.20 × 126,875,113.20
  4. Step 4: Simplify right side
    299,265,922.80x = 56,922,526,160,060,912
  5. Step 5: Solve for x
    x = 56,922,526,160,060,912/299,265,922.80
  6. Step 6: Final answer
    x = 190,207,176.37

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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.