Home / 146,898,847.20-220,096,328.40-70,056,415.20

Finding the Fourth Proportional to 146,898,847.20, 220,096,328.40 and 70,056,415.20

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Solution

The fourth proportional to 146,898,847.20, 220,096,328.40 and 70,056,415.20 is: 104,964,470.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,898,847.20 : 220,096,328.40 = 70,056,415.20 : x
  2. Step 2: Convert to fraction form
    146,898,847.20/220,096,328.40 = 70,056,415.20/x
  3. Step 3: Cross multiply
    146,898,847.20x = 220,096,328.40 × 70,056,415.20
  4. Step 4: Simplify right side
    146,898,847.20x = 15,419,159,766,385,952
  5. Step 5: Solve for x
    x = 15,419,159,766,385,952/146,898,847.20
  6. Step 6: Final answer
    x = 104,964,470.86

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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.