Home / 89,351,115.48-133,993,573.38-31,828,103.64

Finding the Fourth Proportional to 89,351,115.48, 133,993,573.38 and 31,828,103.64

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Solution

The fourth proportional to 89,351,115.48, 133,993,573.38 and 31,828,103.64 is: 47,730,364.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,351,115.48 : 133,993,573.38 = 31,828,103.64 : x
  2. Step 2: Convert to fraction form
    89,351,115.48/133,993,573.38 = 31,828,103.64/x
  3. Step 3: Cross multiply
    89,351,115.48x = 133,993,573.38 × 31,828,103.64
  4. Step 4: Simplify right side
    89,351,115.48x = 4,264,761,340,632,585
  5. Step 5: Solve for x
    x = 4,264,761,340,632,585/89,351,115.48
  6. Step 6: Final answer
    x = 47,730,364.84

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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.