Home / 125,986,237.20-188,979,355.80-35,109,826.20

Finding the Fourth Proportional to 125,986,237.20, 188,979,355.80 and 35,109,826.20

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Solution

The fourth proportional to 125,986,237.20, 188,979,355.80 and 35,109,826.20 is: 52,664,739.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,986,237.20 : 188,979,355.80 = 35,109,826.20 : x
  2. Step 2: Convert to fraction form
    125,986,237.20/188,979,355.80 = 35,109,826.20/x
  3. Step 3: Cross multiply
    125,986,237.20x = 188,979,355.80 × 35,109,826.20
  4. Step 4: Simplify right side
    125,986,237.20x = 6,635,032,337,525,963
  5. Step 5: Solve for x
    x = 6,635,032,337,525,963/125,986,237.20
  6. Step 6: Final answer
    x = 52,664,739.30

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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.