Home / 89,837,186.40-123,975,690.93-48,584,078.82

Finding the Fourth Proportional to 89,837,186.40, 123,975,690.93 and 48,584,078.82

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Solution

The fourth proportional to 89,837,186.40, 123,975,690.93 and 48,584,078.82 is: 67,046,230.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,837,186.40 : 123,975,690.93 = 48,584,078.82 : x
  2. Step 2: Convert to fraction form
    89,837,186.40/123,975,690.93 = 48,584,078.82/x
  3. Step 3: Cross multiply
    89,837,186.40x = 123,975,690.93 × 48,584,078.82
  4. Step 4: Simplify right side
    89,837,186.40x = 6,023,244,739,907,079
  5. Step 5: Solve for x
    x = 6,023,244,739,907,079/89,837,186.40
  6. Step 6: Final answer
    x = 67,046,230.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.