Home / 142,210,145.64-213,315,218.99-39,974,183.27

Finding the Fourth Proportional to 142,210,145.64, 213,315,218.99 and 39,974,183.27

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Solution

The fourth proportional to 142,210,145.64, 213,315,218.99 and 39,974,183.27 is: 59,961,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,210,145.64 : 213,315,218.99 = 39,974,183.27 : x
  2. Step 2: Convert to fraction form
    142,210,145.64/213,315,218.99 = 39,974,183.27/x
  3. Step 3: Cross multiply
    142,210,145.64x = 213,315,218.99 × 39,974,183.27
  4. Step 4: Simplify right side
    142,210,145.64x = 8,527,101,656,919,998
  5. Step 5: Solve for x
    x = 8,527,101,656,919,998/142,210,145.64
  6. Step 6: Final answer
    x = 59,961,275.05

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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.