Home / 125,479,848.40-188,219,772.60-33,363,408.40

Finding the Fourth Proportional to 125,479,848.40, 188,219,772.60 and 33,363,408.40

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Solution

The fourth proportional to 125,479,848.40, 188,219,772.60 and 33,363,408.40 is: 50,045,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,479,848.40 : 188,219,772.60 = 33,363,408.40 : x
  2. Step 2: Convert to fraction form
    125,479,848.40/188,219,772.60 = 33,363,408.40/x
  3. Step 3: Cross multiply
    125,479,848.40x = 188,219,772.60 × 33,363,408.40
  4. Step 4: Simplify right side
    125,479,848.40x = 6,279,653,142,208,929
  5. Step 5: Solve for x
    x = 6,279,653,142,208,929/125,479,848.40
  6. Step 6: Final answer
    x = 50,045,112.60

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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.