Home / 89,028,004.60-133,542,006.90-73,722,503.80

Finding the Fourth Proportional to 89,028,004.60, 133,542,006.90 and 73,722,503.80

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Solution

The fourth proportional to 89,028,004.60, 133,542,006.90 and 73,722,503.80 is: 110,583,755.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,028,004.60 : 133,542,006.90 = 73,722,503.80 : x
  2. Step 2: Convert to fraction form
    89,028,004.60/133,542,006.90 = 73,722,503.80/x
  3. Step 3: Cross multiply
    89,028,004.60x = 133,542,006.90 × 73,722,503.80
  4. Step 4: Simplify right side
    89,028,004.60x = 9,845,051,111,144,876
  5. Step 5: Solve for x
    x = 9,845,051,111,144,876/89,028,004.60
  6. Step 6: Final answer
    x = 110,583,755.70

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1.5x scale

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.