Home / 79,147,839.13-118,707,795.98-30,585,769.27

Finding the Fourth Proportional to 79,147,839.13, 118,707,795.98 and 30,585,769.27

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Solution

The fourth proportional to 79,147,839.13, 118,707,795.98 and 30,585,769.27 is: 45,873,258.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,147,839.13 : 118,707,795.98 = 30,585,769.27 : x
  2. Step 2: Convert to fraction form
    79,147,839.13/118,707,795.98 = 30,585,769.27/x
  3. Step 3: Cross multiply
    79,147,839.13x = 118,707,795.98 × 30,585,769.27
  4. Step 4: Simplify right side
    79,147,839.13x = 3,630,769,257,648,045.50
  5. Step 5: Solve for x
    x = 3,630,769,257,648,045.50/79,147,839.13
  6. Step 6: Final answer
    x = 45,873,258.17

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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.