Home / 89,154,389.44-133,744,870.16-31,641,844.40

Finding the Fourth Proportional to 89,154,389.44, 133,744,870.16 and 31,641,844.40

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Solution

The fourth proportional to 89,154,389.44, 133,744,870.16 and 31,641,844.40 is: 47,467,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,154,389.44 : 133,744,870.16 = 31,641,844.40 : x
  2. Step 2: Convert to fraction form
    89,154,389.44/133,744,870.16 = 31,641,844.40/x
  3. Step 3: Cross multiply
    89,154,389.44x = 133,744,870.16 × 31,641,844.40
  4. Step 4: Simplify right side
    89,154,389.44x = 4,231,934,370,900,923
  5. Step 5: Solve for x
    x = 4,231,934,370,900,923/89,154,389.44
  6. Step 6: Final answer
    x = 47,467,481.94

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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.