Home / 148,398,769.20-222,598,153.80-124,590,212.40

Finding the Fourth Proportional to 148,398,769.20, 222,598,153.80 and 124,590,212.40

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Solution

The fourth proportional to 148,398,769.20, 222,598,153.80 and 124,590,212.40 is: 186,885,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,398,769.20 : 222,598,153.80 = 124,590,212.40 : x
  2. Step 2: Convert to fraction form
    148,398,769.20/222,598,153.80 = 124,590,212.40/x
  3. Step 3: Cross multiply
    148,398,769.20x = 222,598,153.80 × 124,590,212.40
  4. Step 4: Simplify right side
    148,398,769.20x = 27,733,551,261,789,868
  5. Step 5: Solve for x
    x = 27,733,551,261,789,868/148,398,769.20
  6. Step 6: Final answer
    x = 186,885,318.60

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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.