Home / 56,163,242.46-77,503,787.88-31,383,632.94

Finding the Fourth Proportional to 56,163,242.46, 77,503,787.88 and 31,383,632.94

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Solution

The fourth proportional to 56,163,242.46, 77,503,787.88 and 31,383,632.94 is: 43,308,582.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,163,242.46 : 77,503,787.88 = 31,383,632.94 : x
  2. Step 2: Convert to fraction form
    56,163,242.46/77,503,787.88 = 31,383,632.94/x
  3. Step 3: Cross multiply
    56,163,242.46x = 77,503,787.88 × 31,383,632.94
  4. Step 4: Simplify right side
    56,163,242.46x = 2,432,350,430,285,540.50
  5. Step 5: Solve for x
    x = 2,432,350,430,285,540.50/56,163,242.46
  6. Step 6: Final answer
    x = 43,308,582.69

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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.