Home / 343,888,942.80-515,833,414.20-88,587,310.80

Finding the Fourth Proportional to 343,888,942.80, 515,833,414.20 and 88,587,310.80

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Solution

The fourth proportional to 343,888,942.80, 515,833,414.20 and 88,587,310.80 is: 132,880,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,888,942.80 : 515,833,414.20 = 88,587,310.80 : x
  2. Step 2: Convert to fraction form
    343,888,942.80/515,833,414.20 = 88,587,310.80/x
  3. Step 3: Cross multiply
    343,888,942.80x = 515,833,414.20 × 88,587,310.80
  4. Step 4: Simplify right side
    343,888,942.80x = 45,696,294,984,760,528
  5. Step 5: Solve for x
    x = 45,696,294,984,760,528/343,888,942.80
  6. Step 6: Final answer
    x = 132,880,966.20

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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.