Home / 146,831,897.80-220,240,848.30-49,778,086.60

Finding the Fourth Proportional to 146,831,897.80, 220,240,848.30 and 49,778,086.60

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Solution

The fourth proportional to 146,831,897.80, 220,240,848.30 and 49,778,086.60 is: 74,664,757.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,831,897.80 : 220,240,848.30 = 49,778,086.60 : x
  2. Step 2: Convert to fraction form
    146,831,897.80/220,240,848.30 = 49,778,086.60/x
  3. Step 3: Cross multiply
    146,831,897.80x = 220,240,848.30 × 49,778,086.60
  4. Step 4: Simplify right side
    146,831,897.80x = 10,963,168,019,534,864
  5. Step 5: Solve for x
    x = 10,963,168,019,534,864/146,831,897.80
  6. Step 6: Final answer
    x = 74,664,757.34

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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.