Home / 290,881,037.40-436,321,556.10-182,041,920.60

Finding the Fourth Proportional to 290,881,037.40, 436,321,556.10 and 182,041,920.60

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Solution

The fourth proportional to 290,881,037.40, 436,321,556.10 and 182,041,920.60 is: 273,062,880.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,881,037.40 : 436,321,556.10 = 182,041,920.60 : x
  2. Step 2: Convert to fraction form
    290,881,037.40/436,321,556.10 = 182,041,920.60/x
  3. Step 3: Cross multiply
    290,881,037.40x = 436,321,556.10 × 182,041,920.60
  4. Step 4: Simplify right side
    290,881,037.40x = 79,428,814,071,624,640
  5. Step 5: Solve for x
    x = 79,428,814,071,624,640/290,881,037.40
  6. Step 6: Final answer
    x = 273,062,880.90

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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.