Home / 146,893,644.40-220,340,466.60-66,272,076.40

Finding the Fourth Proportional to 146,893,644.40, 220,340,466.60 and 66,272,076.40

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Solution

The fourth proportional to 146,893,644.40, 220,340,466.60 and 66,272,076.40 is: 99,408,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,893,644.40 : 220,340,466.60 = 66,272,076.40 : x
  2. Step 2: Convert to fraction form
    146,893,644.40/220,340,466.60 = 66,272,076.40/x
  3. Step 3: Cross multiply
    146,893,644.40x = 220,340,466.60 × 66,272,076.40
  4. Step 4: Simplify right side
    146,893,644.40x = 14,602,420,236,526,848
  5. Step 5: Solve for x
    x = 14,602,420,236,526,848/146,893,644.40
  6. Step 6: Final answer
    x = 99,408,114.60

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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.