Home / 109,489,580.10-151,102,634.49-63,078,990.66

Finding the Fourth Proportional to 109,489,580.10, 151,102,634.49 and 63,078,990.66

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Solution

The fourth proportional to 109,489,580.10, 151,102,634.49 and 63,078,990.66 is: 87,053,047.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,489,580.10 : 151,102,634.49 = 63,078,990.66 : x
  2. Step 2: Convert to fraction form
    109,489,580.10/151,102,634.49 = 63,078,990.66/x
  3. Step 3: Cross multiply
    109,489,580.10x = 151,102,634.49 × 63,078,990.66
  4. Step 4: Simplify right side
    109,489,580.10x = 9,531,401,669,696,104
  5. Step 5: Solve for x
    x = 9,531,401,669,696,104/109,489,580.10
  6. Step 6: Final answer
    x = 87,053,047.98

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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.