Home / 106,872,189.71-147,483,907.67-57,979,617.71

Finding the Fourth Proportional to 106,872,189.71, 147,483,907.67 and 57,979,617.71

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Solution

The fourth proportional to 106,872,189.71, 147,483,907.67 and 57,979,617.71 is: 80,012,027.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,872,189.71 : 147,483,907.67 = 57,979,617.71 : x
  2. Step 2: Convert to fraction form
    106,872,189.71/147,483,907.67 = 57,979,617.71/x
  3. Step 3: Cross multiply
    106,872,189.71x = 147,483,907.67 × 57,979,617.71
  4. Step 4: Simplify right side
    106,872,189.71x = 8,551,060,584,793,638
  5. Step 5: Solve for x
    x = 8,551,060,584,793,638/106,872,189.71
  6. Step 6: Final answer
    x = 80,012,027.53

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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.