Home / 146,665,830.90-220,025,318.40-73,698,981.60

Finding the Fourth Proportional to 146,665,830.90, 220,025,318.40 and 73,698,981.60

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Solution

The fourth proportional to 146,665,830.90, 220,025,318.40 and 73,698,981.60 is: 110,561,824.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,665,830.90 : 220,025,318.40 = 73,698,981.60 : x
  2. Step 2: Convert to fraction form
    146,665,830.90/220,025,318.40 = 73,698,981.60/x
  3. Step 3: Cross multiply
    146,665,830.90x = 220,025,318.40 × 73,698,981.60
  4. Step 4: Simplify right side
    146,665,830.90x = 16,215,641,892,295,740
  5. Step 5: Solve for x
    x = 16,215,641,892,295,740/146,665,830.90
  6. Step 6: Final answer
    x = 110,561,824.75

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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.