Home / 101,143,258.29-139,577,696.62-54,733,512.20

Finding the Fourth Proportional to 101,143,258.29, 139,577,696.62 and 54,733,512.20

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Solution

The fourth proportional to 101,143,258.29, 139,577,696.62 and 54,733,512.20 is: 75,532,246.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,143,258.29 : 139,577,696.62 = 54,733,512.20 : x
  2. Step 2: Convert to fraction form
    101,143,258.29/139,577,696.62 = 54,733,512.20/x
  3. Step 3: Cross multiply
    101,143,258.29x = 139,577,696.62 × 54,733,512.20
  4. Step 4: Simplify right side
    101,143,258.29x = 7,639,577,559,963,947
  5. Step 5: Solve for x
    x = 7,639,577,559,963,947/101,143,258.29
  6. Step 6: Final answer
    x = 75,532,246.93

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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.