Home / 290,880,998.40-436,321,497.60-182,041,881.60

Finding the Fourth Proportional to 290,880,998.40, 436,321,497.60 and 182,041,881.60

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Solution

The fourth proportional to 290,880,998.40, 436,321,497.60 and 182,041,881.60 is: 273,062,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,880,998.40 : 436,321,497.60 = 182,041,881.60 : x
  2. Step 2: Convert to fraction form
    290,880,998.40/436,321,497.60 = 182,041,881.60/x
  3. Step 3: Cross multiply
    290,880,998.40x = 436,321,497.60 × 182,041,881.60
  4. Step 4: Simplify right side
    290,880,998.40x = 79,428,786,405,633,888
  5. Step 5: Solve for x
    x = 79,428,786,405,633,888/290,880,998.40
  6. Step 6: Final answer
    x = 273,062,822.40

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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.