Home / 66,728,981.70-100,093,472.55-23,646,831.30

Finding the Fourth Proportional to 66,728,981.70, 100,093,472.55 and 23,646,831.30

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Solution

The fourth proportional to 66,728,981.70, 100,093,472.55 and 23,646,831.30 is: 35,470,246.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,728,981.70 : 100,093,472.55 = 23,646,831.30 : x
  2. Step 2: Convert to fraction form
    66,728,981.70/100,093,472.55 = 23,646,831.30/x
  3. Step 3: Cross multiply
    66,728,981.70x = 100,093,472.55 × 23,646,831.30
  4. Step 4: Simplify right side
    66,728,981.70x = 2,366,893,459,621,031
  5. Step 5: Solve for x
    x = 2,366,893,459,621,031/66,728,981.70
  6. Step 6: Final answer
    x = 35,470,246.95

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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.