Home / 83,434,818.24-115,131,753.14-48,163,986.38

Finding the Fourth Proportional to 83,434,818.24, 115,131,753.14 and 48,163,986.38

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Solution

The fourth proportional to 83,434,818.24, 115,131,753.14 and 48,163,986.38 is: 66,461,512.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,434,818.24 : 115,131,753.14 = 48,163,986.38 : x
  2. Step 2: Convert to fraction form
    83,434,818.24/115,131,753.14 = 48,163,986.38/x
  3. Step 3: Cross multiply
    83,434,818.24x = 115,131,753.14 × 48,163,986.38
  4. Step 4: Simplify right side
    83,434,818.24x = 5,545,204,190,187,492
  5. Step 5: Solve for x
    x = 5,545,204,190,187,492/83,434,818.24
  6. Step 6: Final answer
    x = 66,461,512.20

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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.