Home / 101,631,313.56-152,446,668.72-28,848,155.88

Finding the Fourth Proportional to 101,631,313.56, 152,446,668.72 and 28,848,155.88

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Solution

The fourth proportional to 101,631,313.56, 152,446,668.72 and 28,848,155.88 is: 43,272,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,631,313.56 : 152,446,668.72 = 28,848,155.88 : x
  2. Step 2: Convert to fraction form
    101,631,313.56/152,446,668.72 = 28,848,155.88/x
  3. Step 3: Cross multiply
    101,631,313.56x = 152,446,668.72 × 28,848,155.88
  4. Step 4: Simplify right side
    101,631,313.56x = 4,397,805,262,621,280
  5. Step 5: Solve for x
    x = 4,397,805,262,621,280/101,631,313.56
  6. Step 6: Final answer
    x = 43,272,148.20

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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.