Home / 64,448,020.70-96,672,031.05-38,967,623.90

Finding the Fourth Proportional to 64,448,020.70, 96,672,031.05 and 38,967,623.90

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Solution

The fourth proportional to 64,448,020.70, 96,672,031.05 and 38,967,623.90 is: 58,451,435.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,448,020.70 : 96,672,031.05 = 38,967,623.90 : x
  2. Step 2: Convert to fraction form
    64,448,020.70/96,672,031.05 = 38,967,623.90/x
  3. Step 3: Cross multiply
    64,448,020.70x = 96,672,031.05 × 38,967,623.90
  4. Step 4: Simplify right side
    64,448,020.70x = 3,767,079,347,605,522
  5. Step 5: Solve for x
    x = 3,767,079,347,605,522/64,448,020.70
  6. Step 6: Final answer
    x = 58,451,435.85

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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.