Home / 106,428,433.70-159,642,650.55-65,907,524.90

Finding the Fourth Proportional to 106,428,433.70, 159,642,650.55 and 65,907,524.90

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Solution

The fourth proportional to 106,428,433.70, 159,642,650.55 and 65,907,524.90 is: 98,861,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,428,433.70 : 159,642,650.55 = 65,907,524.90 : x
  2. Step 2: Convert to fraction form
    106,428,433.70/159,642,650.55 = 65,907,524.90/x
  3. Step 3: Cross multiply
    106,428,433.70x = 159,642,650.55 × 65,907,524.90
  4. Step 4: Simplify right side
    106,428,433.70x = 10,521,651,966,226,124
  5. Step 5: Solve for x
    x = 10,521,651,966,226,124/106,428,433.70
  6. Step 6: Final answer
    x = 98,861,287.35

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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.