Home / 67,004,973.45-100,507,460.18-53,568,045.45

Finding the Fourth Proportional to 67,004,973.45, 100,507,460.18 and 53,568,045.45

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Solution

The fourth proportional to 67,004,973.45, 100,507,460.18 and 53,568,045.45 is: 80,352,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,004,973.45 : 100,507,460.18 = 53,568,045.45 : x
  2. Step 2: Convert to fraction form
    67,004,973.45/100,507,460.18 = 53,568,045.45/x
  3. Step 3: Cross multiply
    67,004,973.45x = 100,507,460.18 × 53,568,045.45
  4. Step 4: Simplify right side
    67,004,973.45x = 5,383,988,194,718,465
  5. Step 5: Solve for x
    x = 5,383,988,194,718,465/67,004,973.45
  6. Step 6: Final answer
    x = 80,352,068.18

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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.