Home / 98,771,992.80-148,126,581.44-92,323,940.88

Finding the Fourth Proportional to 98,771,992.80, 148,126,581.44 and 92,323,940.88

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Solution

The fourth proportional to 98,771,992.80, 148,126,581.44 and 92,323,940.88 is: 138,456,553.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,771,992.80 : 148,126,581.44 = 92,323,940.88 : x
  2. Step 2: Convert to fraction form
    98,771,992.80/148,126,581.44 = 92,323,940.88/x
  3. Step 3: Cross multiply
    98,771,992.80x = 148,126,581.44 × 92,323,940.88
  4. Step 4: Simplify right side
    98,771,992.80x = 13,675,629,747,623,064
  5. Step 5: Solve for x
    x = 13,675,629,747,623,064/98,771,992.80
  6. Step 6: Final answer
    x = 138,456,553.93

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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.