Home / 89,044,908.80-133,590,982.80-31,531,182.80

Finding the Fourth Proportional to 89,044,908.80, 133,590,982.80 and 31,531,182.80

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Solution

The fourth proportional to 89,044,908.80, 133,590,982.80 and 31,531,182.80 is: 47,305,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,044,908.80 : 133,590,982.80 = 31,531,182.80 : x
  2. Step 2: Convert to fraction form
    89,044,908.80/133,590,982.80 = 31,531,182.80/x
  3. Step 3: Cross multiply
    89,044,908.80x = 133,590,982.80 × 31,531,182.80
  4. Step 4: Simplify right side
    89,044,908.80x = 4,212,281,699,098,456
  5. Step 5: Solve for x
    x = 4,212,281,699,098,456/89,044,908.80
  6. Step 6: Final answer
    x = 47,305,138.00

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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.