Home / 75,328,830.40-112,993,245.60-58,322,718.40

Finding the Fourth Proportional to 75,328,830.40, 112,993,245.60 and 58,322,718.40

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Solution

The fourth proportional to 75,328,830.40, 112,993,245.60 and 58,322,718.40 is: 87,484,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,328,830.40 : 112,993,245.60 = 58,322,718.40 : x
  2. Step 2: Convert to fraction form
    75,328,830.40/112,993,245.60 = 58,322,718.40/x
  3. Step 3: Cross multiply
    75,328,830.40x = 112,993,245.60 × 58,322,718.40
  4. Step 4: Simplify right side
    75,328,830.40x = 6,590,073,244,230,839
  5. Step 5: Solve for x
    x = 6,590,073,244,230,839/75,328,830.40
  6. Step 6: Final answer
    x = 87,484,077.60

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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.