Home / 146,898,553.20-220,095,887.40-70,056,121.20

Finding the Fourth Proportional to 146,898,553.20, 220,095,887.40 and 70,056,121.20

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Solution

The fourth proportional to 146,898,553.20, 220,095,887.40 and 70,056,121.20 is: 104,964,030.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,898,553.20 : 220,095,887.40 = 70,056,121.20 : x
  2. Step 2: Convert to fraction form
    146,898,553.20/220,095,887.40 = 70,056,121.20/x
  3. Step 3: Cross multiply
    146,898,553.20x = 220,095,887.40 × 70,056,121.20
  4. Step 4: Simplify right side
    146,898,553.20x = 15,419,064,163,315,954
  5. Step 5: Solve for x
    x = 15,419,064,163,315,954/146,898,553.20
  6. Step 6: Final answer
    x = 104,964,030.12

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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.