Home / 146,724,342.90-220,113,086.40-73,757,493.60

Finding the Fourth Proportional to 146,724,342.90, 220,113,086.40 and 73,757,493.60

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Solution

The fourth proportional to 146,724,342.90, 220,113,086.40 and 73,757,493.60 is: 110,649,598.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,724,342.90 : 220,113,086.40 = 73,757,493.60 : x
  2. Step 2: Convert to fraction form
    146,724,342.90/220,113,086.40 = 73,757,493.60/x
  3. Step 3: Cross multiply
    146,724,342.90x = 220,113,086.40 × 73,757,493.60
  4. Step 4: Simplify right side
    146,724,342.90x = 16,234,989,561,424,246
  5. Step 5: Solve for x
    x = 16,234,989,561,424,246/146,724,342.90
  6. Step 6: Final answer
    x = 110,649,598.02

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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.