Home / 101,993,315.10-140,746,668.63-55,582,572.54

Finding the Fourth Proportional to 101,993,315.10, 140,746,668.63 and 55,582,572.54

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Solution

The fourth proportional to 101,993,315.10, 140,746,668.63 and 55,582,572.54 is: 76,701,712.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,993,315.10 : 140,746,668.63 = 55,582,572.54 : x
  2. Step 2: Convert to fraction form
    101,993,315.10/140,746,668.63 = 55,582,572.54/x
  3. Step 3: Cross multiply
    101,993,315.10x = 140,746,668.63 × 55,582,572.54
  4. Step 4: Simplify right side
    101,993,315.10x = 7,823,061,918,890,317
  5. Step 5: Solve for x
    x = 7,823,061,918,890,317/101,993,315.10
  6. Step 6: Final answer
    x = 76,701,712.37

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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.