Home / 89,767,412.72-134,690,003.94-48,219,809.60

Finding the Fourth Proportional to 89,767,412.72, 134,690,003.94 and 48,219,809.60

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Solution

The fourth proportional to 89,767,412.72, 134,690,003.94 and 48,219,809.60 is: 72,350,601.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,767,412.72 : 134,690,003.94 = 48,219,809.60 : x
  2. Step 2: Convert to fraction form
    89,767,412.72/134,690,003.94 = 48,219,809.60/x
  3. Step 3: Cross multiply
    89,767,412.72x = 134,690,003.94 × 48,219,809.60
  4. Step 4: Simplify right side
    89,767,412.72x = 6,494,726,345,010,050
  5. Step 5: Solve for x
    x = 6,494,726,345,010,050/89,767,412.72
  6. Step 6: Final answer
    x = 72,350,601.94

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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.