Home / 103,550,668.53-155,285,636.15-38,819,153.63

Finding the Fourth Proportional to 103,550,668.53, 155,285,636.15 and 38,819,153.63

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Solution

The fourth proportional to 103,550,668.53, 155,285,636.15 and 38,819,153.63 is: 58,213,597.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,550,668.53 : 155,285,636.15 = 38,819,153.63 : x
  2. Step 2: Convert to fraction form
    103,550,668.53/155,285,636.15 = 38,819,153.63/x
  3. Step 3: Cross multiply
    103,550,668.53x = 155,285,636.15 × 38,819,153.63
  4. Step 4: Simplify right side
    103,550,668.53x = 6,028,056,965,268,608
  5. Step 5: Solve for x
    x = 6,028,056,965,268,608/103,550,668.53
  6. Step 6: Final answer
    x = 58,213,597.76

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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.