Home / 193,346,896.16-290,017,504.58-47,780,453.63

Finding the Fourth Proportional to 193,346,896.16, 290,017,504.58 and 47,780,453.63

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Solution

The fourth proportional to 193,346,896.16, 290,017,504.58 and 47,780,453.63 is: 71,669,978.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,346,896.16 : 290,017,504.58 = 47,780,453.63 : x
  2. Step 2: Convert to fraction form
    193,346,896.16/290,017,504.58 = 47,780,453.63/x
  3. Step 3: Cross multiply
    193,346,896.16x = 290,017,504.58 × 47,780,453.63
  4. Step 4: Simplify right side
    193,346,896.16x = 13,857,167,927,784,012
  5. Step 5: Solve for x
    x = 13,857,167,927,784,012/193,346,896.16
  6. Step 6: Final answer
    x = 71,669,978.69

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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.