Home / 193,843,105.75-290,767,191.27-64,450,715.87

Finding the Fourth Proportional to 193,843,105.75, 290,767,191.27 and 64,450,715.87

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Solution

The fourth proportional to 193,843,105.75, 290,767,191.27 and 64,450,715.87 is: 96,676,915.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,843,105.75 : 290,767,191.27 = 64,450,715.87 : x
  2. Step 2: Convert to fraction form
    193,843,105.75/290,767,191.27 = 64,450,715.87/x
  3. Step 3: Cross multiply
    193,843,105.75x = 290,767,191.27 × 64,450,715.87
  4. Step 4: Simplify right side
    193,843,105.75x = 18,740,153,628,860,712
  5. Step 5: Solve for x
    x = 18,740,153,628,860,712/193,843,105.75
  6. Step 6: Final answer
    x = 96,676,915.88

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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.