Home / 49,283,350.65-68,031,964.89-30,707,668.53

Finding the Fourth Proportional to 49,283,350.65, 68,031,964.89 and 30,707,668.53

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Solution

The fourth proportional to 49,283,350.65, 68,031,964.89 and 30,707,668.53 is: 42,389,630.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,283,350.65 : 68,031,964.89 = 30,707,668.53 : x
  2. Step 2: Convert to fraction form
    49,283,350.65/68,031,964.89 = 30,707,668.53/x
  3. Step 3: Cross multiply
    49,283,350.65x = 68,031,964.89 × 30,707,668.53
  4. Step 4: Simplify right side
    49,283,350.65x = 2,089,103,027,286,718
  5. Step 5: Solve for x
    x = 2,089,103,027,286,718/49,283,350.65
  6. Step 6: Final answer
    x = 42,389,630.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.