Home / 106,872,101.46-147,483,785.88-57,979,529.46

Finding the Fourth Proportional to 106,872,101.46, 147,483,785.88 and 57,979,529.46

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Solution

The fourth proportional to 106,872,101.46, 147,483,785.88 and 57,979,529.46 is: 80,011,905.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,872,101.46 : 147,483,785.88 = 57,979,529.46 : x
  2. Step 2: Convert to fraction form
    106,872,101.46/147,483,785.88 = 57,979,529.46/x
  3. Step 3: Cross multiply
    106,872,101.46x = 147,483,785.88 × 57,979,529.46
  4. Step 4: Simplify right side
    106,872,101.46x = 8,551,040,508,301,792
  5. Step 5: Solve for x
    x = 8,551,040,508,301,792/106,872,101.46
  6. Step 6: Final answer
    x = 80,011,905.74

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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.